In November 2020, then-President Donald Trump's White House chief of staff, Mark Meadows, told then-President-elect Joe Biden's incoming White House chief of staff, Ron Klain, that "no president" received a daily intelligence briefing after the longtime Democratic aide told his GOP counterpart that Biden wanted to be briefed daily, a new book by the New York Times journalist Maggie Haberman says.

The transition between the administrations of Trump and Biden had already been rocky, as Trump refused to concede the race in public, and his campaign attorneys were still trying to figure out ways to overturn the results in several swing states.

Meadows, a former GOP congressman from North Carolina, and Klain, a longtime confidant of Biden who had been a chief of staff to both Vice President Al Gore and Biden when he was vice president, were in communication to work together in navigating the transition process.

But Trump's continued insistence that he had won the election complicated the situation, the book, "Confidence Man," says. ...