ATTACK ON GARLAND – Two homegrown jihadists’ attack on a Texas Muhammad cartoon contest demonstrates how hard it is to prevent a terrorist attack even when one of the terrorists has been identified. Anderson Cooper reports. Graham Messick and Steve McCarthy are the producers.

THE COMING SWARM – David Martin gets a look at what the future battlefield may look like when he reports on experimental, autonomous drones that can ferret out enemies and coordinate weapons strikes against them. Mary Walsh is the producer.

LOST –The real lost-and-found story of Saroo Brierley, the man who inspired the powerful new film “Lion.” Hopelessly lost in India as a 5-year-old, Brierley was adopted by Australian parents only to find his home and his birth mother decades later. He tells his story to Bill Whitaker. Marc Lieberman is the producer.

These previously broadcast segments have been updated for this summer edition.

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