A man who slashed a person with a machete and then retreated to a Queens rooftop to throw firebombs at police is, thankfully, now in custody. The NYPD and FDNY had surrounded the Richmond Hill house on Hillside Avenue between 125th and 126th Streets; one of the police cars caught fire, but no one was injured. The man reportedly attacked an Orthodox Jew who was leaving the 121st Street J subway station. According to WNBC,......