Chris Hayes: Climate change isn't a future threat—it's here
As Republicans fight funding for climate mitigation dangerous smoky air blankets the Northeast as epic wildfires burn thousands of miles to the west. Then, House Republicans take their ball and go home over the January 6 investigation. Plus, the head of the National Institutes of Health on how to fight Covid misinformation. Then, the latest on the arrest of Trump's inaugural chairman—and what it can tell us about the ex-president's actions in the Middle East.
Guests: Gov. Kate Brown, Naomi Klein, Sahil Kapur, Olivia Beavers, Matthew Cole, Dr. Francis Collins
