Khan Younis, Gaza Strip, Palestinian Territory. 1st Apr, 2018. (FILES) This file photo taken on April 1, 2018. shows A Palestinian medical Razan al-Najjar tries to cure herself after she was gas inhaled fired by Israeli security forces, who was killed during a protest at the Israel-Gaza border, in Khan Younis in the southern Gaza Strip, on June 1, 2018 Credit: Ashraf Amra/APA Images/ZUMA Wire/Alamy Live News - Stock Image