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Technology contributor Mario Armstrong talks with Farai Chideya about the latest attempts by some telecommunications companies to gain greater control over the Internet. The so-called "net neutrality" debate pits delivery companies like Verizon against content companies like Google.

Torture is never acceptable, but it's a reality that should be covered by rules, Alan Dershowitz says. The lawyer and Harvard Law School professor says the president should be held responsible for acts of torture and be required to sign torture warrants.

Seven-time Tour de France winner Lance Armstrong is making the media rounds this week to rebut the latest doping allegations against him. In particular, he is denying sworn testimony from two witnesses who say he acknowledged in 1996 that he had used performance-enhancing drugs.

Without our interstate highway system, the United States would have far fewer suburbs, fewer fast-food joints, and "just-in-time" production would be all but unknown in America. The second of a four-part series explores how the vast road system has changed America, for good or ill.

Senior English and Russian referees have been cut from the World Cup roster, after their controversial handling of previous matches. Graham Poll, who issued three yellow cards to one player in a match, and Valentin Ivanov, who worked the Portugal-Netherlands second-round match, were omitted.

Starting July 1, states are supposed to require all Medicaid recipients to prove citizenship in order to receive or keep their benefits. The provision is intended to purge Medicaid of illegal immigrants. But advocates for the poor have filed a lawsuit on behalf of citizens who simply lack the needed documents.

A Philadelphia newsroom filled with professional skeptics is trying to give new owners the benefit of the doubt. The big-business partnership that is buying the Philadelphia Inquirer and Daily News include the area's most influential entrepreneurs. Almost any article could generate a conflict of interest, as reporters dig up dirt on their new owners -- or their competitors.

A group of adventurers has crossed frigid rivers and chased away bears in their quest to complete a 600-mile "unsupported" hike across Alaska. The three trekkers have completed about half their journey, using no outside support and carrying all that they need on their own backs. Alex Chadwick gets an update from trekker Roman Dial.

A cultural exchange program that left some foreign students marooned in a hotel for weeks and sent another student home for complaining has lost its State Department license. But it's still bringing foreign students over to the United States under a system that critics say is ripe for abuse.

The price of gold is shooting up and one modern-day miner has an ambitious plan to get to the ore still left in one of California's boomtown mines. But residents of that town, now a bucolic tourist draw, are wary of the environmental cost.