Two challengers campaign to unseat Calvert in 42nd District

Candidates for the 42nd Congressional District
From left, U.S. Rep Ken Calvert, Democrat Regina Marston, and Democrat Liam O'Mara, Ph.D. Valley News/Courtesy photos
The U.S. Representative for California’s 42nd Congressional District has been Ken Calvert, essentially, since 1993 and in the upcoming March 3 primary the Republican will be challenged by two Democrats.Calvert has represented the 44th and 43rd District previously and is one of the most senior members serving in the legislative body. He currently serves in Washington on the House Appropriations Committee where he is the ranking member of the Defense Subcommittee and on Energy and Water Subcommittee.Democratic challenger Regina Marston is a communications professional with 30 years of experience working in a variety of industries including technology, health care, home building, energy, utilities, nonprofits and more.Democratic challenger Liam O’Mara has a Ph.D. in history an
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