Suspect arrived in NYC on Nov. 24, sources say NBC Boston [Video]

New York City police detectives are learning more about the movements of the alleged gunman who they say shot and killed UnitedHealthcare CEO Brian Thompson.

On Thursday, senior law enforcement officials told News 4 that investigators were working on the belief that the suspect arrived in New York City on a Greyhound bus from Atlanta on Sunday, November 24, around 9 p.m. They are also working to find a name among those who purchased tickets for this trip that might help identify the suspect.

Earlier in the day, police released photos of a “person of interest” they wanted to speak with in connection with the case.

This is the first time the public has seen photos of anyone police wanted to talk with without a face mask since the shooting that killed Thompson, 50, outside a midtown Manhattan hotel.

The photos were believed to be taken outside a New York City hostel, sources familiar …