A Palestinian woman argues with an Israeli army soldier near the scene of what the Israeli military said was a stabbing attack by a Palestinian, in Tal-Rumida in the West Bank city of Hebron September 17, 2016. REUTERS/Mussa Qawasma

A knife and clothes are seen at the scene of what the Israeli military said was a stabbing attack by a Palestinian, in Tal-Rumida in the West Bank city of Hebron September 17, 2016. REUTERS/Mussa Qawasma

Israeli security forces stand at the scene of what the Israeli military said was a stabbing attack by a Palestinian, in Tal-Rumida in the West Bank city of Hebron September 17, 2016. REUTERS/Mussa Qawasma

Israeli forces and Palestinian medics walk near the scene of what the Israeli military said was a stabbing attack by a Palestinian, in Tal-Rumida in the West Bank city of Hebron September 17, 2016. REUTERS/Mussa Qawasma

People light candles during a candlelight vigil for the victims of EgyptAir flight 804, at the Cairo Opera house in Cairo, Egypt May 26, 2016. REUTERS/Mohamed Abd El Ghany

Nigel Farage, the outgoing leader of the United Kingdom Independence Party (UKIP), gestures as he arrives at the party's annual conference in Bournemouth, Britain, September 16, 2016. REUTERS/Toby Melville

A supporter holds a poster of Nigel Farage, the outgoing leader of the United Kingdom Independence Party (UKIP), at the party's annual conference in Bournemouth, Britain, September 16, 2016. REUTERS/Toby Melville

Russian President Vladimir Putin looks on during a tour on Lake Ilmen in Novgorod region, Russia, September 10, 2016. Sputnik/Kremlin/Alexei Druzhinin/via REUTERS