A stranger shoved a good Samaritan into a moving Harlem train – leaving her with a broken back and bleeding in her lungs – when she tried to break up a fight on a subway platform early Sunday, prosecutors and sources said.
The 56-year-old victim stepped into the fray when she spotted two men fighting on the southbound No. 2 and 3 train platform around 12:40 a.m., law-enforcement sources said.
Her attempt to help backfired when one of the men turned on her – pushing her into the side of an oncoming southbound No. 2 train, according to sources…