Shares of GameStop, AMC and others rebounded aggressively in extended trading today after Robinhood said it will resume limited trading of previously restricted securities on Friday. CNBC’s Leslie Picker reports on Robinhood’s decision to limit trading and the reaction to that decision. Also, the hedge funds that got hit. Senator Rob Portman (R-Ohio), discusses the push for a new round of stimulus and whether former President Trump should be held accountable for the siege on the Capitol. CNBC’s Kate Rogers looks at the impact of a higher minimum wage on American business. Dr. Peter Hotez discusses the new Covid variants coming from the United Kingdom and South Africa and how they could create a new wave of cases here in the U.S. Plus, Covid-sniffing dogs and a notorious hacking network is taken down.