From the article and news footage:
Garfield Heights police said a 15-year-old boy and 20-year-old were walking near East 131st and Parkway when a vehicle drove up to them, then an unknown number of people got out and fired three to six rounds of shots.
Police said the 20-year-old ran and the victim, the 15-year-old, was shot in the head.
Emergency workers took the teen to Marymount Hospital, then a medical helicopter transported him to MetroHealth Medical Center. His condition is not known at this time.UPDATE (2/29/12): The 15-year old's name is T'John Terry. He was shot twice in the head.