Hundreds of thousands of homes in Texas remain without power and safe drinking water due to a historic winter storm and subsequent power failure; an 11-year-old boy who had recently immigrated from Honduras died in Texas after two nights of sleeping in freezing temperatures; the White House unveils a sweeping immigration reform bill which includes an 8 year pathway to citizenship for undocumented immigrants; covid variants are spreading across the country at an alarming rate but new studies found Pfizer and Moderna vaccines offer protection against them.