Man stabbed to death at grandchild's birthday party in Utica, police say

UTICA, Mich. – Police are investigating a fatal stabbing that occurred Saturday at about 1:30 p.m.

According to authorities, a man was attending his grandchild's birthday at Grant Park when he asked a man sitting on a park bench to stop doing drugs. The grandfather was stabbed at least 15 times.

There were multiple children playing in the park at the time.