The headlines are eye-catching. Melania Trump is leaving the White House! Home renovation cable star Joanna Gaines has abandoned her HGTV show and husband Chip Gaines! Televangelist Joel Osteen is leaving his wife! None of the stories was true. Yet as recently as this month, they were being promoted with prominent ads served by Google on PolitiFact and Snopes, fact-checking sites created precisely to dispel such falsehoods. According to an examination by the New York Times, the enticing headlines served as bait to draw readers to fraudulent sites that masqueraded as mainstream news sites.