Amnesty International Report. 11 July 2014.

"Meanwhile, Palestinian armed groups in the Gaza Strip have fired more than 600 indiscriminate rockets at Israel, including at major Israeli cities such as Jerusalem, Tel Aviv, Be'er Sheva, Ashkelon and Hadera, placing millions of people at risk. A Hamas spokesperson has stated that all Israelis are legitimate targets.

"Firing indiscriminate rockets, which cannot be aimed accurately at military targets, is a war crime, as is deliberately targeting civilians," said Philip Luther. "
http://www.amnesty.org/en/news/israelgaza-un-must-impose-arms-embargo-and-mandate-international-investigation-civilian-death-t