Palestinians hold the Palestinian flag during clashes at a protest against the expansion of the nearby Jewish settlement of Halamish, in the West Bank village of Nabi Saleh, near Ramallah on May 2, 2014. Photo by Issam Rimawi/Flash90

A Palestinian woman holds Palestinian flag during clashes at a protest against the expansion of the nearby Jewish settlement of Halamish, in the West Bank village of Nabi Saleh, near Ramallah on May 2, 2014. Photo by Issam Rimawi/Flash90

Palestinian demonstrator hurls a stone toward Israeli border police officers during clashes at a protest against the expansion of the nearby Jewish settlement of Halamish, in the West Bank village of Nabi Saleh, near Ramallah on May 2, 2014. Photo by Issam Rimawi/Flash90

A Palestinian stone-throwing protester throw back a tear gas canister fired by Israeli security officers (unseen) during clashes at a protest against the expansion of the nearby Jewish settlement of Halamish, in the West Bank village of Nabi Saleh, near Ramallah on May 2, 2014. Photo by Issam Rimawi/Flash90

Israelis visits at the graves of Israeli soldiers on Mount Herzl Military Cemetery in Jerusalem on May 2, 2014. Israel begins a 24-hour period of honoring it's fallen soldiers and those who died in attacks when Memorial Day begins on April 4 at sundown. Photo by Yonatan Sindel/Flash90

Israelis mourn at the graves of Israeli soldiers on Mount Herzl Military Cemetery in Jerusalem on May 2, 2014. Israel begins a 24-hour period of honoring it's fallen soldiers and those who died in attacks when Memorial Day begins on April 4 at sundown. Photo by Yonatan Sindel/Flash90

An Israeli man cleans his son's grave on Mount Herzl Military Cemetery in Jerusalem on May 2, 2014. Israel begins a 24-hour period of honoring it's fallen soldiers and those who died in attacks when Memorial Day begins on April 4 at sundown. Photo by Yonatan Sindel/Flash90

An Israeli man cleans his son's grave on Mount Herzl Military Cemetery in Jerusalem on May 2, 2014. Israel begins a 24-hour period of honoring it's fallen soldiers and those who died in attacks when Memorial Day begins on April 4 at sundown. Photo by Yonatan Sindel/Flash90

An Israeli woman cleans her son's grave on Mount Herzl Military Cemetery in Jerusalem on May 2, 2014. Israel begins a 24-hour period of honoring it's fallen soldiers and those who died in attacks when Memorial Day begins on April 4 at sundown. Photo by Yonatan Sindel/Flash90

An Israeli woman cleans her son's grave on Mount Herzl Military Cemetery in Jerusalem on May 2, 2014. Israel begins a 24-hour period of honoring it's fallen soldiers and those who died in attacks when Memorial Day begins on April 4 at sundown. Photo by Yonatan Sindel/Flash90

An Israeli kid putting a flower on a tombstone of Israeli soldiers on Mount Herzl Military Cemetery in Jerusalem on May 2, 2014. Israel begins a 24-hour period of honoring it's fallen soldiers and those who died in attacks when Memorial Day begins on April 4 at sundown. Photo by Yonatan Sindel/Flash90

Ultra-Orthodox Jews follow an ancient Biblical command and harvest wheat with a hand sickle in a field Mavo Huron, on May 2, 2014. They will store the wheat for almost a year and then use it to grind flour to make unleavened bread for the week-long Passover festival. Photo by Yaakov Lederman/Flash90

Ultra-Orthodox Jews follow an ancient Biblical command and harvest wheat with a hand sickle in a field Mavo Huron, on May 2, 2014. They will store the wheat for almost a year and then use it to grind flour to make unleavened bread for the week-long Passover festival. Photo by Yaakov Lederman/Flash90

Ultra-Orthodox Jews follow an ancient Biblical command and harvest wheat with a hand sickle in a field Mavo Huron, on May 2, 2014. They will store the wheat for almost a year and then use it to grind flour to make unleavened bread for the week-long Passover festival. Photo by Yaakov Lederman/Flash90