Footage of a Jewish family, including a one-year old baby, in Manhattan being attacked by a man carrying a knife surfaced on Thursday, which appears to have been unprovoked. In the video, a man carrying an umbrella walks past the Hasidic couple and their baby in a stroller, until he turns and attacks the couple from behind, slashing both the mother and father. Upon stepping away from the suspect, the man also slashed at the baby, injuring her chin, according to the New York Post, citing local police. The couple then ran off as the man continued to chase them....