![A Palestinian singer performs during a musical event calling to boycott the Eurovision Song Contest hosted by Israel, on the rubble of a building that was recently destroyed by Israeli air strikes, in Gaza City May 14, 2019. (Photo/Agencies)](http://www.ecns.cn/hd/2019/05/15/7906366497474d788cbcc36d939e0a2b.jpg)
A Palestinian singer performs during a musical event calling to boycott the Eurovision Song Contest hosted by Israel, on the rubble of a building that was recently destroyed by Israeli air strikes, in Gaza City May 14, 2019. (Photo/Agencies)
![A Palestinian singer performs during a musical event calling to boycott the Eurovision Song Contest hosted by Israel, on the rubble of a building that was recently destroyed by Israeli air strikes, in Gaza City May 14, 2019. (Photo/Agencies)](http://www.ecns.cn/hd/2019/05/15/95073cc25e1b48828356290b3360f443.jpg)
A Palestinian singer performs during a musical event calling to boycott the Eurovision Song Contest hosted by Israel, on the rubble of a building that was recently destroyed by Israeli air strikes, in Gaza City May 14, 2019. (Photo/Agencies)
![A Palestinian singer performs during a musical event calling to boycott the Eurovision Song Contest hosted by Israel, on the rubble of a building that was recently destroyed by Israeli air strikes, in Gaza City May 14, 2019. (Photo/Agencies)](http://www.ecns.cn/hd/2019/05/15/ec77462833ff4767b1a326b01e30f932.jpg)
A Palestinian singer performs during a musical event calling to boycott the Eurovision Song Contest hosted by Israel, on the rubble of a building that was recently destroyed by Israeli air strikes, in Gaza City May 14, 2019. (Photo/Agencies)
![A Palestinian singer performs during a musical event calling to boycott the Eurovision Song Contest hosted by Israel, on the rubble of a building that was recently destroyed by Israeli air strikes, in Gaza City May 14, 2019. (Photo/Agencies)](http://www.ecns.cn/hd/2019/05/15/6575bbcac68141489f9c05b7a349ff66.jpg)
A Palestinian singer performs during a musical event calling to boycott the Eurovision Song Contest hosted by Israel, on the rubble of a building that was recently destroyed by Israeli air strikes, in Gaza City May 14, 2019. (Photo/Agencies)