Arizona's gun laws, among the most lenient in the country, allowed Jared Lee Loughner to conceal and carry his firearm without a permit, explains Washington Post reporter James Grimaldi, who wrote a piece Sunday about Arizona's lax gun laws and Saturday's Tuscon shooting rampage.
Since 2006, more than 60,000 of the weapons used in Mexican crimes have been traced back to the United States. Washington Post investigative reporter James Grimaldi explains how a team of reporters uncovered the names of the top 12 U.S. dealers of guns traced to Mexico.
Journalist Howard Fischer has been covering Arizona state government since 1982. He joins Fresh Air to discuss Arizona's controversial immigration law and other recent bills passed in the state, including one that allows Arizona's citizens to carry concealed weapons without a permit.
Speculation is growing that Justice John Paul Stevens, the Supreme Court's longest-serving member, will step down in June. New Yorker legal correspondent Jeffrey Toobin discusses who is likely to replace Stevens -- and offers his take on how the court will rule on the future of gun control laws.
Pro-gun activist Neal Knox. Knox is a powerful weapon for those who abhor any regulation of firearms. Champion target shooter and former gun journalist, he is considered the most influential voice in the National Rifle Association. He has been called the NRA's "spiritual master." He is a hardliner who believes that the Second Amendment to the United States Constitution guarantees the individual an absolute right to keep and bear guns.