BROOKLYN - Police have released images of people wanted for questioning in the stabbing deaths of two teens just blocks from each other.

Overnight, authorities released a photo of a man who police say stabbed 18-year-old Jamal Joseph several times at the Allegiance sneaker store on Utica Avenue Wednesday. Police also released photos of three men who ran away from the scene, saying that they are wanted for questioning.

Police have also released a photo of two people who police say were in the area when 17-year-old John Garrett was stabbed on Eastern Parkway Wednesday night. Garrett later died from his injuries.

The victims knew each other, but investigators say it is unclear how at this time.

Anyone with information about the crimes or the people wanted for questioning in the cases is asked to call Crime Stoppers at 1-800-577-TIPS.