Undercover detective Hispolito Sanchez testified for a second day, with prosecutors playing the 911 call he made on November 25, 2006, the night police fatally fired at Sean Bell 50 times. Sanchez's colleagues detectives Michael Oliver and Gescard face manslaughter charges while detective Marc Cooper faces reckless endangerment charges in the bench trial at the Queens courthouse. Sanchez, who did not fire any of the 50 shots at Sean Bell or his friends, heard but......