Ostensibly (not a lawyer) given the sensationalist false headline and the direct attack on his own business rather than just being 'politics', this could potent

Ostensibly (not a lawyer) given the sensationalist false headline and the direct attack on his own business rather than just being 'politics', this could potentially be cause for a libel suit. That said, since the company is already in the sights of regulators, possibly not the best move strategically. The 'best' part about it is that she's guilty of the same claim she's complaining about: "facebook helped elect donald trump" which isn't actually true in any direct sense (and debatably so in an indirect sense), yet they are allowing her to run her ad..