Analysis of key witnesses, revelations in Jan. 6 Committee public hearings

After two public hearings, the U.S. House Select Committee investigating the Jan. 6 attack on the U.S. Capitol is presenting its narrative about the events leading up to and following the 2020 election that led to the riot at the US Capitol. CBS News chief election and campaign correspondent Robert Costa joins “CBS Mornings” to discuss what we’ve learned so far and what to expect in the hearings to come.