Obama told Trump 'I can't think of anything' when asked what his 'biggest mistake' was, book claims

Then-President-elect Donald Trump is said to have asked outgoing-President Barack Obama in 2017 what he thought his biggest mistake was as they traveled from the White House to the Capitol building, according to a new book."Peril" by Bob Woodward and Robert Costa gives a political insight into the months before and after the 2020 election, including the COVID pandemic, the Jan. 6 riot, and the 2020 campaign.