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Americans Mario R. Capecchi and Oliver Smithies and Sir Martin J. Evans of Britain won the 2007 Nobel Prize in medicine on Monday for devising the tools to figure out what individual genes do and how to fix them. The widely used process has helped scientists use mice to study heart disease, diabetes, cancer, cystic fibrosis and other diseases.

The Last Winter

Lust, Caution

Iraqis continue to flee their homes to escape sectarian killings. The Iraqi Red Crescent says more than 2 million people are internally displaced. It struggles to help them with the assistance from U.N. agencies outside the country, but it says support from the Iraqi government is lax.

Gen. Peter Pace, who helped plan and carry out the Iraq war, is stepping down as chairman of the Joint Chiefs of Staff. Critics say Pace failed to question the assumptions of former Defense Secretary Donald Rumsfeld, to devastating effect.

A visit to a small village explores U.S. military claims that its occupation of Iraq's Diyala province has increased security there. Insurgent attacks continue, the local economy is suffering and the local population is increasingly anti-American.

Marcel Marceau, the French mime who was often described as bringing poetry to silence, died Saturday at age 84. A tireless performer for more than half a century, Marceau repopularized the ancient art of pantomime for a modern age.

There were few emotions the French mime couldn't express with eloquent silence, an expressive face and a flurry of gestures. The French Legion of Honor winner, who made frequent appearances on U.S. television, has died at 84.

Perhaps Toni Atkins, a gay city councilwoman, knew her effort would be in vain. She persuaded San Diego's city council to sign a resolution in support of gay marriage. But the Republican mayor swiftly

Divorcing His Politics