by Jim Clayborn | RNNThe dramatic moment a brute on a bicycle punched an unsuspecting 60-year-old woman in the face was captured on surveillance video. More shocking than the unprovoked attack, however, is what four firefighters who witnessed the assault decided to do about it, and that was all caught on camera too.Daniel Biggs swerves onto the sidewalk on his bike after spotting a woman walking on the sidewalk.Daniel Biggs, a 53-year-old New York man who’s no stranger to police, launched an unprovoked attack while riding his bike in the Bedford-Stuyvesant section of Brooklyn on a Wednesday evening. Biggs made...