January 6 timeline: Key moments from the attack on the Capitol

The true scale and severity of January 6, 2021 didn't sink in until days, weeks and even months later. As prosecutors and news outlets released new videos and images, Americans gained a better sense of the violence, destruction and size of the mob that attacked the Capitol. On that day, a joint session of Congress was to affirm the Electoral College ballot count, which showed that Joe Biden had beaten Donald Trump.

Through our CBS News review of court filings, congressional reviews and federal police records, we also eventually learned the events, threats, warnings and bursts of violence spanned nearly 24 hours.

Here are some of the notable moments and images from that day, with a few updates that unfolded over the course of the year.