Nation

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Voters in Michigan will participate in the largest and most ambitious Internet voting experiment to date. Of the tens of thousands who will vote in the Democratic caucuses on Saturday, roughly one-third will cast their ballots over the Internet.

Pakistani President Pervez Musharraf on Thursday pardoned Abdul Qadeer Khan, the father of the Pakistani atomic weapons program, who admitted providing nuclear weapons expertise and equipment to Iran, Libya and North Korea. Ray Suarez speaks with regional experts about possible…

James McGrath Morris chronicles the life and times of early 20th century newspaper editor Charles Chapin, a founding father of the 24-hour news cycle, in his new book, "The Rose Man of Sing Sing." Terence Smith speaks with Morris about…

With voters in seven states heading to the polls and caucuses, many Democratic presidential candidates chose to leave quaint campaign practices behind in Iowa and New Hampshire and take to the airwaves. Following a campaign update, Terence Smith examines the…

Pakistani physicist Abdul Qadeer Khan is celebrated as a national hero for creating his country's atomic bomb, but government sources say the scientist shared his nuclear know-how with Libya, Iran and North Korea. Ian Williams reports on Khan's central role…

Simultaneous suicide attacks killed 67 people at the offices of two Kurdish political parties in Irbil, Iraq, yesterday. Independent Television News correspondent Lindsey Hilsum reports on the attacks, and Gwen Ifill follows up with Najmaldin Karim of the Washington Kurdish…