A year after the devastating Camp Fire, FRONTLINE examines who's to blame and why it was so catastrophic. With accounts from survivors and first responders, the documentary tells the inside story of the most destructive fire in California's history, its causes, and the impact of climate change.

As the detention of migrant children has climbed to record-breaking levels under President Trump, FRONTLINE and The Associated Press investigate what's going on inside federally-funded shelters — and the lasting impact on children held in U.S. custody. During this two-part hour, in Iraq's Secret Sex Trade, BBC News Arabic's Nawal al-Maghafi reports from inside Iraq, where she investigates how some clerics are abusing an ancient Islamic marriage practice for the sexual exploitation of women and girls.