Hillary Clinton's former campaign chairman John Podesta on Tuesday tamped down on speculation that the former Democratic presidential nominee may seek another White House bid in 2020, calling the idea "media catnip" and stressing that Clinton "is not running." "She says she's not running for president," Podesta said on CNN's "Erin Burnett OutFront." He added that the former secretary of State was currently "in Puerto Rico trying to help the people, that Donald Trump has abandoned, through the Clinton Foundation. Trying to bring some relief to the people of Puerto Rico." "I take her at her word. She's not running...