SMILEY FACE SERIAL KILLER STRIKES AGAIN - 15 year old Matthew Kocher from Tinley Park drowns in Lake Michigan

A 15-year-old boy from southwest suburban Tinley Park died Saturday night after he was found off a beach in New Buffalo, Mich., officials said.

A spokesman for the Cook County medical examiner's office said the teen was "unresponsive" in the water off a beach about 5 p.m.

The boy, Matthew Kocher of the 17500 block of Mulberry Avenue, was taken to a local hospital and flown to Comer Children's Hospital in Chicago. He was pronounced dead there at 8:21 pm.