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Painkillers can be effective because they block pain signals from getting to the brain. But distracting the brain from pain is an alternative method for intervening with it, especially for anxiety-provoking medical treatments.

Iran is threatening to use trade and oil supplies as weapons against countries that voted against Tehran at a recent meeting of the International Atomic Energy Agency. The IAEA approved a resolution referring Iran's suspect nuclear program to the U.N. Security Council for possible sanctions.

Another White House official was named over the weekend as a source for the leak of a CIA agent's identity. Time magazine reporter Matthew Cooper said he spoke with Vice President Cheney's chief of staff, Lewis Libby, about the case.

Senate Republicans and Democrats square off over the conduct of President Bush's political adviser, Karl Rove. Democrats say he leaked the name of a CIA operative to the press.

The head of New Orleans' police department, Eddie Compass, has resigned. This weekend, he announced that 249 officers, or about 15 percent of the force, are absent without leave after the hurricanes. A special tribunal will determine who has deserted and who has legitimate absences from work.

Michael Brown, former head of the Federal Emergency Management Agency, vehemently defended himself in a Capitol Hill hearing on the government's response to Hurricane Katrina. Brown said limited resources and a lack of cooperation from state and local officials hampered FEMA.

Steve Inskeep talks with Mayor Brad Bailey of Groves, Texas, one week after the region was preparing for Hurricane Rita. Bailey says that the town has had a lot of cleanup work to do, but luckily escaped major flooding or chemical pollution.

The New York Yankees, Boston Red Sox and Cleveland Indians are battling for two remaining playoff spots in the American League. Chicago Sun-Times columnist Ron Rapoport discusses the latest details with Linda Wertheimer.

A day after Tom DeLay's indictment, which forced him to step down as House majority leader, members of both parties try to assess what it all means. DeLay faces a single count of criminal conspiracy relating to state campaign finance laws.

Josh Rushing, a former Marine captain featured in the documentary Control Room, has been hired to work as a host and correspondent for Al-Jazeera-International. It's the new English-language sister channel of the Arab news network Al-Jazeera, which was the subject of Control Room.