The former president had planned to use the Thursday news conference at Mar-a-Lago in Palm Beach, Fla., as counterprogramming for a scheduled prayer service at the Capitol to commemorate the events of Jan. 6.
In a statement, Trump blamed the House select committee charged with investigating the Jan. 6 riot for the cancellation. He said he would instead touch on many of the themes he had planned to discuss at the news conference during a rally in Arizona set for Saturday.
This is a developing story. Check back for updates.