As the Caldor Fire threatens thousands of homes and businesses in South Lake Tahoe, the new documentary called “Bring Your Own Brigade” looks at the Woolsey Fire in Malibu and Camp Fire in Paradise — and how to prevent similar ones. Now that the U.S. has withdrawn from Afghanistan after two decades of war there, what will U.S. combat look like going forward? When it comes to COVID, a drug meant for OCD looks promising in treating coronavirus, and we look at how long-haul patients are faring after being vaccinated. Finally, China is strictly limiting how much time kids spend playing video games.