CLEAN:Possible New York bomb suspect caught on video

The transcript discusses the investigation into a car bomb attempt in Times Square, focusing on collaboration with the FBI and the Joint Terrorist Task Force. Investigators are examining video footage of a suspect, a white male in his 40s, seen in Shubert Alley. The video shows him changing shirts and carrying a bag. The transcript emphasizes New York's status as a target for attacks and mentions inquiries into a repair shop's possible connection to the incident.

What actions did the individual take regarding the dark colored shirt?

What is the significance of the repair shop mentioned in the context of the investigation?