NEW YORK — Six people were shot, one fatally, in a Bronx subway station on Monday, according to police sources. Dozens of people were on the northbound No. 4 platform at the elevated Mount Eden Avenue station on Jerome Avenue near Mount Eden Avenue when the carnage began just after 4:45 p.m., cops and sources said. “The train was coming and there were two kids yelling,” witness Efrain Feliciano, 61, told the New York Daily News. “There were at least six shots.” A 28-year-old man was struck in the right arm, a 29-year-old woman was shot in the face and neck, a 15-year-old boy was shot in the th…