4:47 PM PT -- The NYPD has just identified a person of interest in the deadly shooting ... and police want to question him.
Cops say a 62-year-old man named Frank James is under the microscope because he allegedly rented a U-Haul van that has been linked to the attack.
Police say it's unclear if James is the suspected shooter, but they want to question him nonetheless.
9:25 AM PT -- During a press conference, officials described the suspect in detail. They said there are 16 people hospitalized, including 10 with gunshot wounds. 5 of those people are in critical but stable condition.
Governor Kathy Hochul said this is an active shooter situation and New Yorkers need to be on alert for the suspect.
7:05 AM PT -- According to AP, 13 people were injured, including 5 people shot. NYPD confirmed there were "no active explosives devices at this time."
Another mass shooting in America ... this time a man opened fire in a Brooklyn subway station during rush hour and left a trail of carnage behind.
There were multiple people shot after a man wearing a gas mask, orange construction-type vest and a gray hooded sweatshirt allegedly shot people waiting for the train. There are reports of a possible explosion as well.
Some of the injured were covered in blood ... the scene is ghastly. The platform floors were caked in blood as the injured lay nearby.
It occurred around 8:30 AM ET, at the 36th Street station for the D, N, R lines in Sunset Park at the height of morning rush.