Terry Gross

Journalist CLARISSA WARD is CNN’s Chief International Correspondent. She recently reported from the streets of Kabul as thousands of people tried to get into the secure part of the airport, fly out of the country, and escape the rule of the Taliban. She flew out of Afghanistan on Saturday with her crew.

Psychiatrist ANNA LEMBKE's new book Dopamine Nation is about the neuro transmitter - the chemical messenger released in the brain most involved in processing rewards.  It plays a big part in addictions.

Gallagher was court martialed for shooting at civilians from a sniper's post and murdering a defenseless captive in Iraq. New York Times correspondent David Philipps chronicles the case in Alpha.