he has a younger brother who was born 10 weeks premature and has a pre-existing condition that could be lost without protections under so-called Obamacare.

Josh Harder (right), Democratic candidate for California's 10th Congressional District, visits the home of Alphabet employee Prem Ramaswami (left) in Mountain View. Source: Preston Merchant

"I decided I had to get on in and see what I could do to fix it," Harder said. Denham, 51, is seeking a fifth term to represent California's 10th Congressional District, which includes the northern portion of the San Joaquin Valley — a rural region known for its extensive agriculture production.

Prior to serving in Congress, Denham was a member of the California state senate and served in the Air Force for 16 years, on both active and reserve duty.Denham declined an interview for this story. The Republican congressman has labeled Harder as being part of the "core of the liberal elite," and the incumbent's campaign has sought to demonize Silicon Valley and the Bay Area. During a debate Saturday, the Republican congressman accused the venture capitalist of raising health-care rates after buying a company and in another instance "shipping jobs to India." "You want to attack me for my business record, and I think you know that's a bucket of lies," Harder said during Saturday's debate. "You're just trying to make me seem as scary as possible because you know that you can't defend the actual records that you voted for in Congress." Water is a hot issue in the district, where top employers include wineries