The NYPD wants the public to help them find a group of four people who are wanted for three robberies within an hour that occurred on the Lower East Side. In one incident, a man was beaten.

Here are the details from the police:

1) On Wednesday, August 20, 2014 at 2345 hours, a 29 year old male who was walking in the vicinity of Cherry Street and Rutgers Street when the suspects approached him, punched him and knocked him to the ground before removing his bracelet and $40 cash then fleeing. The victim sustained a laceration to his lip as a result of this incident.

2) On Thursday, August 21, 2014 at 0015 hours, a 34 year old male and 37 year old female were sitting on a bench inside of East River Park when the suspect approached them, displayed a firearm and removed the female victims purse before fleeing.

3) On Thursday, August 21, 2014 at 0020 hours, a 18 year old male was walking inside of East River Park when the suspects approached him, displayed a firearm and removed the victims watch before fleeing.

The suspects are described as two males and two females, all around 18-20 years old. Here's video of the suspects entering a McDonald's and using the credit card of the victim in the 2nd incident.

Anyone with information in regard to this incident is asked to call Crime Stoppers at 1-800-577-TIPS (8477). The public can also submit their tips by logging onto the Crime Stoppers website at WWW.NYPDCRIMESTOPPERS.COM or by texting their tips to 274637 (CRIMES) then enter TIP577.