Istanbul, Ramadan 13, 1437, Jun 18, 2016, SPA -- U.S.-led coalition jets and Turkish artillery killed 13 ISIS militants in Syria on Saturday, military sources said. The Turkish army fired howitzers at 32 targets in northern Syria to take out ISIS weapon systems as the militants prepared to shell sites across the Turkish border, the sources told Reuters. About 20 people have been killed inside Turkey this year by ISIS shelling across the border. --SPA 14:46 LOCAL TIME 11:46 GMT www.spa.gov.sa/w