Original sentence: Chris Christie  Governor of New Jersey  Claimed no direct knowledge about his aides' involvement until he read news on January 8, 2014, based on subpoenaed communications; report commission by law firm hired by his office clears him of involvement, but report has been widely criticized
Edited sentence: Chris Christie  Governor of New Jersey  Claimed no direct knowledge about his aides' involvement until he read news on January 8, 2014, based on subpoenaed communications; requested staff to come forward in December 2013 and admit if they were involved.None did