Capitol Police officer Harry Dunn, who received a Presidential Citizens Medal for his defense of the U.S. Capitol on Jan. 6, was inside the courthouse during Donald Trump's arraignment on charges relating to that day and his alleged 2020 election interference. Dunn describes the mood inside the courtroom, which he described as "emotional" and "intense," and his feelings about the indictment.  » Subscribe to MSNBC: on.msnbc.com/SubscribeTomsnbc Follow MSNBC Show Blogs MaddowBlog: msnbc.com/maddowblog ReidOut Blog: msnbc.com/reidoutblog 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, The Beat with Ari Melber, Deadline: White House, The ReidOut, All In, Last Word, 11th Hour, and Alex Wagner who brings her breadth of reporting experience to MSNBC primetime. Watch “Alex Wagner Tonight” Tuesday through Friday at 9p...