President Donald Trump announces his decision for U.S. Supreme Court justice.
Coverage of the presidential election, including early poll results.
Sectarian tensions grow in Lebanon.
Lebanon's policy of dissociating itself from the conflict in Syria is violated as elements within Lebanon decide to join the fight.
A massive influx of Syrian refugees overwhelms Jordan's aid centers and camps; the fighting in Qusayr, Syria.
The New York Police Department's Real Time Crime Unit; engineers at Carnegie Mellon University's Biometrics Center work to improve facial recognition software.
The Energetic Materials Research and Testing Center at New Mexico Tech uses research to train first responders; the power of a pressure cooker bomb.
Jim Lehrer and Robert MacNeil recall the first time they worked together -- covering the Senate hearings on Watergate for PBS during the summer of 1973.
The split between the Palestinian Authority on the West Bank in Palestine and Hamas in Gaza.
Israeli Prime Minister Benjamin Netanyahu's new governing coalition.
U.S. Marine Corps. Gen. John R. Allen, former commander of U.S. and coalition forces in Afghanistan; growing shortage of Medicare doctors.
"The Prosecutor" is Luis Moreno Ocampo, chief prosecutor for the International Criminal Court.
"Raw Opium" explores the trade battle for opium poppy, the raw material used to produce heroin.
Chinese migrant workers make their way back to their home villages to reunite with distant family in "Last Train Home."
Actor Denzel Washington discusses school drop-out rates and problems facing at-risk youth.
"The Learning" centers on four Filipino women who teach in Baltimore.
President Barack Obama addresses the nation.
Highlights from President Barack Obama's address about troops in Afghanistan.
Wildfires in Arizona; crackdown in Syria; money and the next secretary of Defense.
Osama bin Laden is found and killed.