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Tonight on 360, the mass of man-haunt-making progress, new photos of what authorities say as a person of

interest, is this,

the unmasked face of New York CEO assassin. Also, how the shooter handled his silence 9-millimeter

pistol, but that could show in what words scrawled on two shells from found at the crime

scene could say about his motive. Plus, up close with a man who makes it his business to get

between the CEOs and celebrities who hire him and those who would do them harm.

Good evening. Thanks for joining us.

We now know where the suspected CEO gunman may have come from, sort of.

A source in law enforcement telling CNN he came on a bus which originated in Atlanta,

though police aren't sure exactly when he may have gotten on that

bus. Was it in Atlanta or was it in some stop between Atlanta and New York? That, he arrived in the

city on the 24th of November, 10 days before the shooting. He checked into a hostel, Manhattan's

Upper West Side. After that, he appears to have moved around the city,

checking out the hostel on the 29th, and then checking back in a day later, unclear where he spent

that night. Just the latest in a string of leads that police have turned up in the day and a half

since Health Care Executive Brian Thompson was assassinated down in Midtown Manhattan, including

these photos of a man from surveillance footage

taken at the hostel. Authorities are calling him a person of interest, and they have yet to either

...