U.S. capitol on high alert after warning of possible attack plot linked to Qanon conspiracy. GOP delay tactics under way as marathon push to pass Covid relief begins in Senate with clock ticking. U.S. Coronavirus death toll tops 519,000 with 28.8 million cases as 16 states without mask mandates amid variant threat. Gov. Cuomo accuser speaks out in first TV interview. What’s behind QANON theory Trump would return to power today. To learn more about how CNN protects listener privacy, visit cnn.com/privacy