In the 1970s, female East German athletes came from nowhere to dominate international sport, but behind their success lay a horrifying secret. “Doping for Gold” reveals the truth behind the biggest state-sponsored doping program ever. See full episode online.

After Sen. Barack Obama won in the North Carolina primary yesterday, Sen. Hillary Clinton scored a victory in Indiana, despite a late surge of votes for the Illinois senator, according to NewsHour.

This week, American Masters features Web-exclusive video interviews with people who worked with Marvin Gaye at Motown Records and others who knew him, including Gladys Knight, Ben Fong-Torres (Rolling Stone), Ashford & Simpson, Otis Williams (Temptations), and Weldon McDougal (Motown).

In Israel, a vibrant punk scene has emerged in a society torn apart by the conflict between Israelis and Palestinians. In these four candid video interviews, FRONTLINE/World reporter and filmmaker Liz Nord talks to the musicians driving the movement.

To commemorate Yom Ha’Atzmaut, Radio City will host Israeli stars David Broza, Idan Raichel, Rami Kleinstein, Habanot Nechama and Yael Naim. Americans Hasidic reggae singer Matisyahu, recent MacArthur grantee John Zorn and David Letterman bandleader Paul Shaffer will be on hand as well. See video.

Compared to most of the world’s rivers, the Jordan is insignificant. More water flows down the Amazon in an hour than flows down the Jordan in a year. But the Jordan River flows in a part of the world where the health of a river is influenced by politics as well as by the environment. [...]

Poets played a major role voicing the hardships and joys during Israel’s founding. Today, the poetry scene is more fractured, much like the land itself. Listen to three prominent Israeli poets reflect on the situation.

Sens. Barack Obama and Hillary Clinton made their final pitches in Indiana and North Carolina, looking for support ahead of Tuesday’s primary contests. Two correspondents fresh off the campaign trail discuss whether these two states can change the dynamics of the Democratic race on NewsHour.

Harold Dean Turlear, an associate professor of applied theology at Howard University School of Divinity, talks with Religion & Ethics NewsWeekly about Jeremiah Wright, black church history and traditions, and the need for reconciliation that “takes disaffection into account.”

Many critical election issues go under-reported by the media, leaving voters with what NOW on PBS calls “burning questions.” Find out whether “voter ID” laws are preventing voter fraud or committing voter suppression–and other burning questions on NOW’s Election 2008 Spotlight.