Police say the suspect was on the northbound platform when he crossed the tracks and struck his victim, a 31-year-old Hispanic man, in the face.
Police say the pair struck at all times of the day in prominently high traffic areas, including Chelsea, Midtown and the West Village.
Police say the robber shot his second robbery victim in the torso before demanding money.
The most recent victim suffered lacerations to her arms and face as well as a broken ankle.
Police say the two men entered Soven Restaurant at 28 East 13th Street and removed cash from the establishment.
Police say 19-year-old Michael Wayman is responsible for the 7 p.m. shooting Wednesday. A bullet grazed the guard in the leg. A nurse was struck in the shoulder.
Police say the suspect followed his 70-year-old victim into her apartment building in the Kensington section of Brooklyn.
Police say the suspect approached his victim, gun in hand, and demanded the victim’s wallet and cell phone before fleeing on foot into the Queensbridge Housing Development.
According to police, the suspect approached a 10-year-old girl last Friday at 8 a.m., and then a 9-year-old boy this Tuesday at 6 p.m. while they walked in Bay Terrace.
Two employees and one customer were present at the time. No injuries were reported.
Police say the suspect ambled up, shoved a customer who was in the middle of a transaction out of the way, and passed a note demanding money.
The woman was allegedly attacked while sitting on a southbound F train at the Fort Hamilton Parkway station.
Police are on the lookout for a man who they say robbed several restaurants and pharmacies during a three-day crime spree earlier this month.
Hernandez, 18, left the Special Victims Unit overnight moments after being charged in connection with the series of gropings.
The heartless nature of the crime stunned viewers who saw surveillance video of it. In the tape, a man can be seen simply reaching into the lap of Catalina Mateo, grabbing her purse, and sprinting away.