, called the weekend death of 18 - year - old michael brown a tragedy , and urged police and protesters in ferguson , mo. president obama delivers a statement on the situation in iraq and in ferguson , mo. now 's the time for healing , " obama said . " mcculloch noted that no one was seriously injured in the effort led by county police chief jon belmar until nixon handed control of the ferguson over to the state agency on thursday . demonstrators raise their hands while protesting the shooting death of teenager michael brown , in ferguson , missouri august 13 , 2014 . he said there is never an excuse for looting and violence toward police officers , mcculloch blasts nixon st. louis county prosecuting attorney robert mcculloch thursday night blasted the decision by gov. ( photo : nicholas kamm , afp getty images ) addressing crises both domestic and foreign , president obama appealed for calm thursday amid violent protests in a st. louis suburb , and said a rescue operation for religious minorities in iraq will not be necessary . a mother and daughter raise their hands in front of riot police while protesting the shooting death of teenager michael brown , in ferguson , missouri august 13 , 2014 . jay nixon to replace st. louis county police control of the ferguson situation with the missouri state highway patrol .