"All they said was just, 'Run, run, run, run,'" one commuter recalled. "People getting stampeded, getting trampled, bags flying. It's crazy right now" Dozens of commuters ran out of a crowded Manhattan subway station Tuesday morning after one straphanger thought someone claimed to have a gun, according to the NYPD. Straphangers stampeded out of the Central Park North - 110th Street subway station in Harlem at about 9 a.m. in what police are calling mass hysteria. Authorities said the commotion spurred from a fight between two people on a 2 train. It's not clear what led straphangers to believe someone...