He chairs one of Capitol Hills most powerful committees, won his 2010 race with 62 percent of the vote and even boasts a niece who graced Sports Illustrateds swimsuit-edition cover. But all that hasnt saved Rep. Fred Upton of Michigan from a strong Republican primary challenge fueled by restive party conservatives who say he is too moderate.
Mr. Upton, chairman of the House Energy and Commerce Committee, was first elected to Congress in 1986 and has won re-election easily 12 times, usually pulling in 60 percent or more of the vote from the Kalamazoo-area 6th Congressional District.