Politics / President Trump Trump Goes After Obama, Obama Responds With 1 Word 'Vote' By Evann Gastaldo, Newser Staff Posted May 15, 2020 1:51 AM CDT Copied In this Nov. 2, 2018, file photo, former President Barack Obama speaks during a campaign rally for Democratic candidates in Miami. (AP Photo/Lynne Sladky, File) President Trump on Thursday went after his predecessor, who responded with a single word: "Vote." It went down like this: Trump: He's been going after former President Obama, and on Thursday retweeted his own Wednesday tweet reading simply, "OBAMAGATE!" Obama: The former prez had his own one-word reply: "Vote." The Hill reports he shared the message on Instagram and Facebook as well. What's it all about? The Michael Flynn controversy, as explained here. (Read more President Trump stories.)