Trump DOJ prosecutor opens unusual review of Jan. 6 cases

MSNBC's Ari Melber hosts "The Beat" on Monday, January 27, and reports on Donald Trump's DOJ launching an unusual review of January 6 cases, the administration's firing of 18 government watchdogs and key developments in immigration policy. Melber also presents a special report on Rolling Stone's release of the "Top 100 Protest Songs of All Time," with an exclusive conversation featuring legendary rapper Chuck D. Joyce Vance also joins.