Police are asking the public for help finding the suspects in a robbery pattern in the Bronx.
Police say a man is wanted after three robberies between Sept. 17 and 28 in the 46th Precinct. 
They say in all cases, the man carried a firearm and stole smartphones from the victims. 
Police say there were no reported injuries.
Police ask anyone with information to call Crime Stoppers at 1-800-577-TIPS.