A year ago, an unknown attacker sent powdered anthrax through the mail. NPR's Chris Joyce looks at the government's efforts to better detect the presence of potential bioterror agents.
Cal Fire has confirmed that over a hundred structures have been damaged in the Park Fire, which grew overnight near Chico, Calif. Difficult firefighting conditions are forecast through Friday night.
Some voters who could be key to deciding who wins Georgia. What do they think about Vice President Harris becoming the frontrunner in the race to be the Democratic nominee?