American released from Iran describes constant surveillance

Trevithick, one of the five Americans set free by Iran in January, joins Hari Sreenivasan. (7m 48s)

Are the best days of the U.S. economy over?

From the late 1800s up to 1970, there's been no comparable stretch of economic growth. (8m 26s)

Girls build their future in construction class

These girls build their future every time they go to construction class (1m 50s)

How Jad Abumrad turned childhood awkwardness into his job

Jad Abumrad says he grew up in a kind of in-between space, as an Arab kid in Nashville. (2m 36s)

News Wrap: More deadly sea crossings for migrants

At least 25 migrants drowned when their boat sank off the Greek island of Samos. (3m 59s)

Remembering Challenger, disaster that shook up space flight

Miles O'Brien joins Jeffrey Brown to discuss how the disaster changed space travel. (6m 25s)

What a Trump-free debate will mean for the GOP candidates

Lisa Desjardins talks with Judy Woodruff about Donald Trump’s debate dropout. (3m 35s)

Why is Oklahoma experiencing a spike in earthquakes?

Oklahoma experienced sharp increases in earthquakes, some geologists blame on fracking. (10m 32s)

Why is Zika virus spreading so quickly?

This mosquito-borne illness is raising serious fears, especially for pregnant women. (6m 4s)

Will ethanol fuel caucus voters in corn country Iowa?

Ethanol took center stage in Iowa last week, (7m 9s)