PBS News Hour S47 E02 January 4, 2022

Tuesday on the NewsHour, U.S. school districts are forced again to choose between in-person and remote learning amid the surge in COVID cases. Then, how the growth of far-right groups led to the Jan. 6 Capitol attack and continues to threaten American democracy. And, what Theranos founder Elizabeth Holmes' fraud conviction means for other tech startups that often rely on high-risk investments.