American Manhunt: The Boston Marathon Bombing

E1. White Hat, Black Hat

In the hours after the blasts, investigators pore over evidence. One photo and a few seconds of footage lead to a breakthrough – and an agonizing choice.

★ 7.9

E2. The American Dream

The brothers' images are released to the public, setting off a violent chain of events. Meanwhile, clues from their past tell a complicated story.

★ 7.8

E3. You Can't Interview a Corpse

Dzhokhar Tsarnaev is cornered into an intense standoff. As officials navigate remaining questions and suspicions, the city emerges – Boston Strong.

★ 7.6