How to watch: Four officers are set to testify in the first Capitol riot select committee hearing. Here's what to expect.

The House Select Committee investigating the January 6 Capitol riot will hold its first hearing Tuesday, with testimony from law enforcement officers who defended the building that day. What: First hearing of the Select Committee to Investigate the January 6th Attack on the U.S. Capitol  Date: Tuesday, July 27, 2021  Time: 9:30 a.m. ET Location: On Capitol Hill in Washington, D.C. Online stream: Live on CBSN - in the player above and on your mobile or streaming device

Officers were severely outnumbered, and CBS News has reported that, in total, more than 150 officers were injured during the attack. The impact persists: Months after the attack, at least 17 police officers remained out of work with injuries sustained on January 6, and some have described ongoing psychological trauma. Two officers died after the assault.