Colin Rose, 29

Do you recognize that shirt? Anonymous tip line numbers are below.
With the case still unsolved, authorities release a video of a man they believe killed Wayne State University Police Officer Collin Rose.

Colin Rose, 29
The eight-second clip was captured on a Detroit Department of Transportation bus shortly after the Nov. 22 incident near Brainard and Lincoln, investigators said, according to Mark Hicks of The Detroit News.
A man who's running wears a dark jacket, cap and distinctive shirt or sweatshirt running from the scene after the shooting. The face is blurry, but the V-style graphic on the shirt could be familiar to a neighbor, acquaintance or family member.
Anyone with informationcan call Detroit Police Department Homicide Unit at (313) 596-2260 or Crime Stoppers of Michigan at 1-800-SPEAK-UP.