epa04832215 A huge explosion rocks alleged military weapon depots controlled by Houthis rebels as airstrikes are carried out by the Saudi-led coalition in Sana’a, Yemen, 05 July 2015. Airstrikes conducted by a Saudi-led coalition since March in northern Yemen have killed dozens of civilians, Human Right Watch said 30 June 2015 labeling the bombings an apparent violation of the laws of war. EPA/YAHYA ARHAB