PHILADELPHIA (WPVI) -- Philadelphia police are hoping someone may recognize a murder suspect.
They released a surveillance video showing the man they're looking for.
He allegedly stabbed a 22-year-old to death on Sunday, July 21 in Kensington.
The grainy footage shows the suspect leaving the area of Allegheny Avenue and E Street.
At one point, he opens a fire hydrant.
Police say, when they arrived at the crime scene, a crowd was gathered around the victim.
The hope is a witness will come forward to lead to an arrest.
Police: Can you help identify a murder suspect