A combat veteran and mom running for Congress has racked up nearly 4 million views online with a viral ad that tells her personal story – and attacks her Republican opponent. MJ Hegar is a Democrat trying to break through against Rep. John Carter in Texas’ 31st Congressional District. The Cook Political Report rates the race as “likely Republican.” The ad, titled “Doors,” tracks Hegar’s journey through the doors she says she has opened for herself and others.