But Newsom has a problem: He has been a California politician for decades, and has held the state's governorship since 2019. During his tenure, the state has been a laboratory for some of the Democratic Party's most politically fraught policies and instincts, which has left it less affordable and more culturally radical than it used to be. His record not only raises pressing questions about how effectively he could govern as president; it also provides opponents an endless buffet of vulnerabilities across social and economic issues.