Iraq killings leave 27 dead, Shiite mayor ambushed

World News:

Major tornado hits Oklahoma City

Syria's firing artillery into Israel confirmed by Assad regime

Obama urges to end violence against Rohingya Muslims

Syrian civil war death toll in last 36 hours: 115

Dagestan blasts kill 8

Tunnels between Egypt and Gaza closed

Assad troops attack grain depot

Russian FM opposes time restriction on the Conference on Syria

FSA denies Assad forces entering Qusayr city

Assad forces blamed for fresh massacre, FSA reportedly downs regime aircraft

150 girls get poisoned by toxic gas in Afghanistan

US, Britain say common ground with Russia on Syria