The police are looking for a group of robbers targeting subway riders at the F, M, L station in Manhattan. Police say that four people have had their smartphones taken at the 14th Street and 6th Avenue location—the robbers just grab the phone out of the victim's hand.

Here are details on the incidents from the police:

1) On Tuesday, February 10, 2015 at approximately 2000 hours, victim is a 48 year old male. Property taken: Samsung Galaxy phone

2) On Tuesday, February 10, 2015 at approximately 2003 hours, victim is a 40 year old female. Property taken: I-Phone 6

3) On Monday, March 02, 2015 at approximately 2215 hours, victim is a 38 year old female. Property taken: Samsung Galaxy

4) On Tuesday, March 03, 2015 at approximately 1720 hours, victim is a 33 year old female. Property taken: Samsung Galaxy

Police released video and an image of the suspects, describing them as being about 16 to 21 year old.

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