Complex sentence: Chabot formerly served as a White House Senior Policy advisor on law enforcement for President Bill Clinton and President George W. Bush, and is a candidate for California's 31st congressional district, receiving the highest number of votes in the June 3,2014 primary election.
Split into simpler sentences: Chabot formerly served as a White House Senior Policy advisor on law enforcement. He served for in the Presidential administrations of both Bill Clinton and President George W. Bush, and is a candidate for California's 31st congressional district, receiving the highest number of votes in the June 3,2014 primary election.