Man trying to break up argument stabbed on subway platform
(New York Post Local News)

A homeless man stabbed a good Samaritan in the chest in Queens Wednesday, after the victim attempted to break up an argument with a woman on a subway platform. After observing the 5 p.m. altercation on the northbound F train platform at the 75th Ave. station in Forest Hills, the 49-year-old intervened, police sources said....