Sara Netanyahu gestures next to her husband, Israeli Prime Minister Benjamin Netanyahu, as he speaks at the Likud party headquarters following the announcement of exit polls during Israel's parliamentary election in Tel Aviv, Israel September 18, 2019. REUTERS/Ammar Awad TPX IMAGES OF THE DAY

Blue and White party leader Benny Gantz speaks at the party's headquarters following the announcement of exit polls during Israel's parliamentary election in Tel Aviv, Israel September 18, 2019. REUTERS/Amir Cohen

Israeli Prime Minister Benjamin Netanyahu looks on after speaking to supporters at his Likud party headquarters following the announcement of exit polls during Israel's parliamentary election in Tel Aviv, Israel September 18, 2019. REUTERS/Ammar Awad

Supporters of Israeli Prime Minister Benjamin Netanyahu's Likud party react to exit polls in Israel's parliamentary election at the party headquarters in Tel Aviv, Israel, September 17, 2019. REUTERS/Ammar Awad REFILE - CORRECTING DATE

Supporters of Israeli Prime Minister Benjamin Netanyahu's Likud party react to exit polls in Israel's parliamentary election at the party headquarters in Tel Aviv, Israel, September 17, 2019. REUTERS/Ammar Awad

Supporters of Israeli Prime Minister Benjamin Netanyahu's Likud party react to exit polls in Israel's parliamentary election at the party headquarters in Tel Aviv, Israel, September 17, 2019. REUTERS/Ammar Awad

Israeli Prime Minister Benjamin and his wife Sara cast their votes during Israel's parliamentary election at a polling station in Jerusalem September 17, 2019. Heidi Levine/Pool via REUTERS

Leader of Blue and White party, Benny Gantz and his wife Revital cast their ballots as they vote in Israel's parliamentary election at a polling station in Rosh Ha'ayin, Israel September 17, 2019. REUTERS/Ronen Zvulun

A man holds his dog as he casts his vote in a ballot box during Israel's parliamentary election at a polling station in Rosh Ha'ayin, Israel September 17, 2019. REUTERS/Ronen Zvulun TPX IMAGES OF THE DAY

Bedouin women wait to cast their vote just outside a polling station during Israel's parliamentary election in the Bedouin town of Rahat in southern Israel September 17, 2019. REUTERS/Amir Cohen

Avigdor Lieberman, leader of Yisrael Beitenu party, stands next to his wife Ella as he speaks to members of the media after casting his ballot in Israel's parliamentary election, at a polling station in the Israeli settlement of Nokdim in the occupied West Bank September 17, 2019. REUTERS/Ammar Awad

Supporters of Avigdor Lieberman's Yisrael Beitenu party, hang up the party's election campaign posters near a polling station in the Israeli settlement of Nokdim in the occupied West Bank September 17, 2019. REUTERS/Ammar Awad

An ultra-Orthodox Jewish woman helps another woman in a wheelchair near a voting booth as Israelis vote in a parliamentary election at a polling station in Jerusalem's Mea Shearim neighbourhood September 17, 2019. REUTERS/Ammar Awad

An man takes a selfie with his mobile phone as he casts his ballot in Israel's parliamentary election, at a polling station in Tel Aviv, Israel September 17, 2019. REUTERS/Corinna Kern

Israeli Prime Minister Benjamin Netanyahu holds his ballot as he votes during Israel's parliamentary election at a polling station in Jerusalem September 17, 2019. Heidi Levine/Pool via REUTERS

A religious Jewish woman stands behind a voting booth with her children as she votes during Israel's parliamentary election, at a polling station in the Israeli settlement of Adora, in the occupied West Bank September 17, 2019. REUTERS/Amir Cohen

A man casts his vote together with a young relative during Israel's parliamentary election, at a polling station in the Israeli settlement of Adora, in the occupied West Bank September 17, 2019. REUTERS/Amir Cohen

A mother takes a photograph of her daughter near a ballot box as Israelis vote in a parliamentary election at a polling station in Rosh Ha'ayin, Israel September 17, 2019. REUTERS/Ronen Zvulun

Supporters wave flags during an election campaign event of Benny Gantz, leader of Blue and White party, in Kfar Ahim, Israel, September 16, 2019. REUTERS/Amir Cohen

Benny Gantz, leader of Blue and White party, poses for a selfie with supporters at his election campaign event, in Kfar Ahim, Israel, September 16, 2019. REUTERS/Amir Cohen

Benny Gantz, leader of Blue and White party, speaks to supporters at his election campaign event, in Kfar Ahim, Israel, September 16, 2019. REUTERS/Amir Cohen

Yair Lapid and Benny Gantz, leaders of Blue and White party are depicted on their party election campaign banners in Tel Aviv, Israel September 16, 2019. REUTERS/Corinna Kern

A woman walks past a Likud party election campaign banner depicting Israeli Prime Minister Benjamin Netanyahu and U.S. President Donald Trump in Tel Aviv, Israel September 16, 2019. REUTERS/Corinna Kern

Yair Lapid and Benny Gantz, leaders of Blue and White party are depicted on their party election banners in Tel Aviv, Israel September 16, 2019. REUTERS/Corinna Kern

An ultra-Orthodox Jewish man stands next to a Likud party election campaign banner depicting Israeli Prime Minister Benjamin Netanyahu and U.S. President Donald Trump in Bnei Brak, Israel September 9, 2019. The words in Hebrew read, "Netanyahu, a different league" REUTERS/Ammar Awad

Labourers hang an election campaign banner depicting Benny Gantz, the leader of Blue and White party, in Tel Aviv, Israel September 9, 2019. REUTERS/Ammar Awad

Israeli Prime Minister Benjamin Netanyahu gestures during a weekly cabinet meeting in the Jordan Valley, in the Israeli-occupied West Bank September 15, 2019. REUTERS/Amir Cohen

Blue and White party leader Benny Gantz looks at his watch as he speaks to supporters at his election campaign event in Tel Aviv, Israel September 15, 2019. REUTERS/Amir Cohen

A supporter of the Israeli Likud party holds an election campaign poster depicting Israel Prime minister Benjamin Netanyahu at the market in Jerusalem September 13, 2019 REUTERS/ Ammar Awad

Israeli supporters of rival political parties scuffle during an election campaign in the market in Jerusalem September 13, 2019 REUTERS/ Ammar Awad

An ultra-Orthodox Jewish man walks past a Likud party election campaign banner depicting Israeli Prime Minister Benjamin Netanyahu and U.S. President Donald Trump in Jerusalem September 11, 2019. REUTERS/Ammar Awad

Israeli Prime Minister Benjamin Netanyahu delivers a statement in Ramat Gan, near Tel Aviv, Israel September 10, 2019. REUTERS/Amir Cohen

Blue and White party leader Benny Gantz hugs his wife during an election campaign event in Tel Aviv, Israel September 15, 2019. REUTERS/Amir Cohen

An ultra-orthodox Jewish woman is seen through a bus window along with a reflection of a Likud party election campaign banner depicting Israeli Prime Minister Benjamin Netanyahu and U.S. President Donald Trump in Bnei Brak, Israel September 9, 2019. The words in Hebrew read, "Netanyahu, a different league" REUTERS/Ammar Awad

Labourers hang an election campaign banner depicting Benny Gantz, the leader of Blue and White party, in Tel Aviv, Israel September 9, 2019. REUTERS/Ammar Awad

Israeli Prime Minister Benjamin Netanyahu applauds as he is presented with a gift from Israeli residents of the area, at the start of a weekly cabinet meeting in the Jordan Valley, in the Israeli-occupied West Bank September 15, 2019. REUTERS/Amir Cohen

Pedestrians walk next to a Likud party election campaign banner depicting Israeli Prime Minister Benjamin Netanyahu and U.S. President Donald Trump in Bnei Brak, Israel September 9, 2019. The words in Hebrew read, "Netanyahu, a different league" REUTERS/Ammar Awad

Co-leader of Blue and White party, Yair Lapid, attends an election campaign event in Tel Aviv, Israel September 15, 2019. REUTERS/Amir Cohen

A reflection in a bus window shows a Likud party election campaign banner depicting Israeli Prime Minister Benjamin Netanyahu shaking hands with U.S. President Donald Trump in Jerusalem September 15, 2019. REUTERS/Ammar Awad

Israeli Prime Minister Benjamin Netanyahu and U.S. President Donald Trump are depicted in Netanyahu's Likud party election campaign banner in Jerusalem September 11, 2019. REUTERS/Ammar Awad

Co-leader of Blue and White party, Yair Lapid, speaks to supporters at his election campaign event in Tel Aviv, Israel September 15, 2019. REUTERS/Amir Cohen

A helicopter takes off as it transports Israeli Prime Minister Benjamin Netanyahu following a weekly cabinet meeting in the Jordan Valley, in the Israeli-occupied West Bank September 15, 2019. REUTERS/Amir Cohen