With the president, his staff, and surrogates now repeating baseless claims about Kamala Harris, birtherism is officially a Trump 2020 strategy.
She was born in Oakland, California.
Trump first put on his "birther" hat in March 2011, dutifully courted by both daytime and primetime media.
With just weeks to go until the Iowa caucuses, the GOP candidates are ready to claw their opponents' eyes out with the nearest rusty spoon.
Donald Trump's latest attack takes center stage at Thursday's Republican debate.