TOLEDO, OH (WTOL) - Police opened a double homicide investigation after a shooting Tuesday afternoon in south Toledo.

The shooting happened at a home in the 700 block of Brighton at about 12:30 p.m.

According to Toledo police, the shooting happened in an alley behind the home. Witnesses reported hearing 12 to 15 shots.

Gregory Stone, 18, and Deiyana Porter,18, suffered at least one gunshot wound each. Police attempted to give them CPR on scene, but they later succumbed to their injuries.

Police say Stone, who had just graduated from Rogers High School in May, and Porter were boyfriend and girlfriend.

Police say this is their 34th homicide investigation this year, 21 of which were solved.

Police do not have any suspects.

If you have any information on the shooting, call Crime Stopper at (419)-255-1111.

WTOL has a crew on scene and update this story as more information becomes available.