Police are asking for your help tracking down a group of people they said robbed a man in Brooklyn.
It happened in the vicinity of Avenue S and East 2nd Street in Gravesend on Dec. 20.
Four people are seen in the video, seen above, approaching a man.
Police said they then displayed a firearm at the 41-year-old.
One person is seen in the video ramming his knee into the victim's side while the others grabbed the victim. Police said they stole the victim's wallet, which contained a credit and debit card.
The perpetrators are described to being in their mid- to late-teens, officials said.
Anyone with information on the case should contact the Crime Stoppers hotline at 1-800-577-8477, or text CRIMES and then enter TIP577, or visit www.nypdcrimestoppers.com