California Gov. Arnold Schwarzenegger inspects a China’s high-speed train at Hongqiao Railway Station in Shanghai, China, Sunday, Sept. 12, 2010. Eugene Hoshiko/AP PhotoCalifornia Gov. Jerry Brown, center, displays signed legislation authorizing initial construction of California’s $68 billion high-speed rail line at Los Angeles’ Union Station Wednesday, July 18, 2012. From left: Los Angels Councilman Tom LaBonge, Assemblywoman Cathleen Galgiani (D-Stockton), Los Angeles Mayor Antonio Villaraigosa, Senate President pro Tem Darrell Steinberg, and Senator Kevin de Leon (D-Los Angeles). Damian Dovarganes/AP PhotoLt. Gov. Gavin Newsom says he no longer opposes California’s $64 billion high-speed rail plan while speaking at the Sacramento Press Club in Sacramento, Calif., Wednesday, Oct. 19, 2016. Newsom said he would “100 percent” seek a solid funding source for the train project if he’s elected governor in 2018. Rich Pedroncelli/AP Photo