The Jan. 6 trauma of police defending Congress that day will be the featured testimony of the first hearing of the Capitol insurrection probe. Tiffany Cross is joined by Rep. Pete Aguilar, Dr. Christina Greer, and Olivia Troye to discuss. https://www.msnbc.com/the-reidout/watch/jan-6-trauma-of-police-that-day-will-be-first-testimony-of-capitol-insurrection-probe-117425733679 » Subscribe to MSNBC: http://on.msnbc.com/SubscribeTomsnbc About The ReidOut with Joy Reid: Joy Reid conducts one-on-one conversations with politicians and newsmakers while addressing provocative political issues both inside and outside of the beltway. Reid, who is also a best-selling author and public speaker, joined MSNBC in 2011 as a contributor. Drawing from her decades-long experience in politics, passion for addressing the intersection of race, justice and culture, as well as her signature tenacious interviewing style, Reid kicks off MSNBC’s primetime lineup by delving into American politics as it unfolds. MSNBC delivers breaking news, in-depth analysis of politics headlines, as well as commentary and informed perspectives. Find video clips and segments from The Rachel Maddow Show, Morning Joe, Meet the Press Daily, The Beat with Ari Melber, Deadline: White House with Nicolle Wallace, All In, Last Word, 11th Hour, and more. Connect with MSNBC Online Visit msnbc.com: http://on.msnbc.com/Readmsnbc Subscribe to MSNBC Newsletter: http://MSNBC.com/NewslettersYouTube Find MSNBC on Facebook: http://on.msnbc.com/Likemsnbc Follow MSNBC on Twitter: http://on.msnbc.com/Followmsnbc Follow MSNBC on Instagram: http://on.msnbc.com/Instamsnbc #MSNBC #CapitolAttack #January6Committee