WATCH: Ellen Greenberg’s ex-fiancé dodges questions as feds reopen death case of teacher with 23 stab wounds

The former fiancé of Ellen Greenberg was reportedly spotted on the streets of New York City just days after it emerged that the investigation into the Philadelphia teacher’s death has been reopened by federal authorities. 

Sam Goldberg, 43, was seen wearing a black jacket, gray sweatpants and beanie as he departed his $1.88 million Manhattan apartment, which he shares with his wife and two children, according to the Daily Mail. 

Goldberg reportedly remained tight-lipped and refused...