welcome back to our viewers in the u.s. and around the world. i'm natalie allen. you're watching cnn "newsroom". let's keep you up on our stories. 13 people were killed when a car bomb exploded at a market in syria. it was one of the cities targeted in turkey's offensive last month. nobody has claimed responsibility but turkey and kurdish forces are blaming one another. >> isis claiming responsibility for deadly attacks in mali. in a separate attack saturday, a french soldier was killed when his vehicle drove over a roadside bomb. president trump spent saturday night at a mixed martial arts championship. a reporter said madison square garden filled with boos when mr. trump walked in. to be fair, there were cheers as