Why a Democrat could win a spot as a Texas oil regulator

The race for a seat on the Texas Railroad Commission, the state’s powerful oil and gas regulator, has turned into an unexpected nail-biter. Democratic state Rep. Jon Rosenthal is touting his industry credentials and commonsense policy proposals as he battles controversial Republican candidate Bo French. POLITICO’s Mike Lee breaks down Rosenthal’s pitch to voters and the potential national implications if he pulls off the upset.