Police say three young suspects followed a 20-year-old man from a Jackson Heights train station into a building on 75th Street on Sunday July 11th around 3 a.m.
They pointed a handgun at the victim and stole his cell phone and cash.
The suspects then ran off.
On Thursday, July 22, police arrested 17-year-old Samuel Johnson of the Bronx.
Investigators continue to look for two other suspects.
Anyone with information in regards to this incident is asked to call Crime stoppers at 1-800-577-TIPS (8477).