was to get in gary mccarthy. he came in with a strong reputation, former deputy commissioner in new york under bernie carrick, former chief in newark under cory booker. he replaced jody weiss, former fbi official who at that time was facing a revolt from the rank and file of the chicago police department. he was not popular. mccarthy, on the other hand, is very popular among the rank and file, but this time, the revolt that emanuel is facing, that he's trying to quell with this change, is not from the police department but from the people of chicago. >> john yang. ari melber, legally, is there any reason according to these protocols that they usually take charge, rahm emanuel would have had to wait a year to even look at the video himself or find out whether or not the police were being responsive to the family and to finding the facts? >> no. there's no legal reason that he