Mohammad Barakeh seen during a rally marking the Nakba anniversary at the Tel Aviv University in Tel Aviv on May 20, 2015. Palestinians mark the Nakba on May 16, commemorating the expulsion and fleeing of Palestinians from their lands as a result of the 1948 war that led to the creation of the Jewish state. Photo by Tomer Neuberg/Flash90

Former Israeli parliament member Michael Ben Ari (R) seen with Baruch Marzel next to a rally marking the upcoming Nakba anniversary at the Tel Aviv University in Tel Aviv on May 20, 2015. Palestinians mark the Nakba on May 16, commemorating the expulsion and fleeing of Palestinians from their lands as a result of the 1948 war that led to the creation of the Jewish state. Photo by Tomer Neuberg/Flash90

Leader of the Arab Joint List, Ayman Odeh seen at a memorial service during a rally marking the Nakba anniversary at the Tel Aviv University in Tel Aviv on May 20, 2015. Palestinians mark the Nakba on May 16, commemorating the expulsion and fleeing of Palestinians from their lands as a result of the 1948 war that led to the creation of the Jewish state. Photo by Tomer Neuberg/Flash90

Arab Israeli and left wing student holding placards during a rally marking the Nakba anniversary at the Tel Aviv University in Tel Aviv on May 20, 2015. Palestinians mark the Nakba on May 16, commemorating the expulsion and fleeing of Palestinians from their lands as a result of the 1948 war that led to the creation of the Jewish state. Photo by Tomer Neuberg/Flash90

Israeli student right wing activists of the Im Tirzu movement demonstrate next to Arab Israeli and Israeli left wing activist students, not pictured, during a rally marking the upcoming Nakba anniversary at the Tel Aviv University in Tel Aviv on May 20, 2015. Palestinians mark the Nakba on May 16, commemorating the expulsion and fleeing of Palestinians from their lands as a result of the 1948 war that led to the creation of the Jewish state. Photo by Tomer Neuberg/Flash90

Arab Israeli and left wing student activists hold a memorial service during a rally marking the Nakba anniversary at the Tel Aviv University in Tel Aviv on May 20, 2015. Palestinians mark the Nakba on May 16, commemorating the expulsion and fleeing of Palestinians from their lands as a result of the 1948 war that led to the creation of the Jewish state. Photo by Tomer Neuberg/Flash90

Leader of the Arab Joint List, Ayman Odeh (C) seen at a memorial service during a rally marking the Nakba anniversary at the Tel Aviv University in Tel Aviv on May 20, 2015. Palestinians mark the Nakba on May 16, commemorating the expulsion and fleeing of Palestinians from their lands as a result of the 1948 war that led to the creation of the Jewish state. Photo by Tomer Neuberg/Flash90

Arab Israeli and left wing student activists hold a memorial service during a rally marking the Nakba anniversary at the Tel Aviv University in Tel Aviv on May 20, 2015. Palestinians mark the Nakba on May 16, commemorating the expulsion and fleeing of Palestinians from their lands as a result of the 1948 war that led to the creation of the Jewish state. Photo by Tomer Neuberg/Flash90

Arab Israeli and left wing student activists hold a memorial service during a rally marking the Nakba anniversary at the Tel Aviv University in Tel Aviv on May 20, 2015. Palestinians mark the Nakba on May 16, commemorating the expulsion and fleeing of Palestinians from their lands as a result of the 1948 war that led to the creation of the Jewish state. Photo by Tomer Neuberg/Flash90

Arab Israeli and left wing student activists hold a memorial service during a rally marking the Nakba anniversary at the Tel Aviv University in Tel Aviv on May 20, 2015. Palestinians mark the Nakba on May 16, commemorating the expulsion and fleeing of Palestinians from their lands as a result of the 1948 war that led to the creation of the Jewish state. Photo by Tomer Neuberg/Flash90

Israeli student right wing activists of the Im Tirzu movement demonstrate next to Arab Israeli and Israeli left wing activist students, not pictured, during a rally marking the upcoming Nakba anniversary at the Tel Aviv University in Tel Aviv on May 20, 2015. Palestinians mark the Nakba on May 16, commemorating the expulsion and fleeing of Palestinians from their lands as a result of the 1948 war that led to the creation of the Jewish state. Photo by Tomer Neuberg/Flash90

Israeli student right wing activists of the Im Tirzu movement demonstrate next to Arab Israeli and Israeli left wing activist students, not pictured, during a rally marking the upcoming Nakba anniversary at the Tel Aviv University in Tel Aviv on May 20, 2015. Palestinians mark the Nakba on May 16, commemorating the expulsion and fleeing of Palestinians from their lands as a result of the 1948 war that led to the creation of the Jewish state. Photo by Tomer Neuberg/Flash90

Israeli police detain protester during a rally marking the Nakba anniversary at the Tel Aviv University in Tel Aviv on May 20, 2015. Palestinians mark the Nakba on May 16, commemorating the expulsion and fleeing of Palestinians from their lands as a result of the 1948 war that led to the creation of the Jewish state. Photo by Tomer Neuberg/Flash90

Arab Israeli and left wing student activists hold a memorial service during a rally marking the Nakba anniversary at the Tel Aviv University in Tel Aviv on May 20, 2015. Palestinians mark the Nakba on May 16, commemorating the expulsion and fleeing of Palestinians from their lands as a result of the 1948 war that led to the creation of the Jewish state. Photo by Tomer Neuberg/Flash90

Arab Israeli and left wing student activists hold a memorial service during a rally marking the Nakba anniversary at the Tel Aviv University in Tel Aviv on May 20, 2015. Palestinians mark the Nakba on May 16, commemorating the expulsion and fleeing of Palestinians from their lands as a result of the 1948 war that led to the creation of the Jewish state. Photo by Tomer Neuberg/Flash90