Donald Trump’s second annual impeachment trial is over, after a vote of 57 to 43 led to his acquittal. House Speaker Nancy Pelosi announced yesterday that an independent commission will be established to investigate the insurrection.

Yesterday, the WHO granted emergency use authorization for the AstraZeneca vaccine, which will kick off a UN-backed program to get vaccines to developing countries. In the US, average new daily coronavirus infections fell under 100,000 for the first time since November.

And in headlines: freezing temperatures lead to power outages for millions, activists undergo hunger strike in Chicago, and blowback after New York’s Health Department undercounts COVID deaths in nursing homes.