Rep. Ilhan Omar says she's faced increased death threats since President Donald Trump spread around a video that purports to show her being dismissive of the 2001 terrorist attacks. "This is endangering lives," she said, accusing Trump of fomenting right-wing extremism. "It has to stop."

Her statement late on Sunday followed an announcement by House Speaker Nancy Pelosi that she has taken steps to ensure the safety of the Minnesota Democrat and the speaker's call for Trump to take down the video.

Soon after Pelosi's statement, the video disappeared as a pinned tweet at the top of Trump's Twitter feed, but it was not deleted.

White House press secretary Sarah Sanders defended Trump earlier on Sunday, saying he wished no "ill will" upon the first-term lawmaker.

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