Former President Obama swung back at President Trump on Tuesday in a rare response to unfounded accusations. The big picture: Trump peddled conspiracy theories about Obama, telling reporters the former president tried to rig the 2016 presidential election.

A spokesperson for Obama said that while the office “does not normally dignify the constant nonsense and misinformation flowing out of this White House with a response,” the Trump administration’s new “bizarre” and “ridiculous” allegations warranted one.