Twenty-two states and the District of Columbia are backing Montana in its fight to prevent the U.S. Supreme Court's 2010 Citizens United decision from being used to strike down state laws restricting corporate campaign spending.

Italian police hunted for clues Sunday after a school bombing that killed a 16-year-old girl and gravely injured five more teens, reviving memories of attacks by political militants and the mafia.

Protesters gathering in Chicago for the NATO summit were gearing up for their largest demonstration Sunday, when thousands are expected to march from a downtown park to the lakeside convention center where President Barack Obama and dozens of other world leaders will meet.

A northern Colorado wildfire that had forced the evacuation of dozens of homes earlier in the week was nearly contained late Saturday night.

Gunmen on a motorcycle have shot dead a senior prison official in Pakistan's troubled southwestern city of Quetta, according to police.

Fire officials say a wildfire that had forced dozens to evacuate earlier in the week is now nearly contained.

People and their pets often end up resembling each other, but image-obsessed Americans are taking that age-old relationship a step further, treating their four-legged friends to everything from spa facials to testicle implants.

Kristen Wiig got a musical sendoff on the season finale of "Saturday Night Live" as the popular and versatile cast member made her exit after seven years.

The Group of Eight world leaders has warned North Korea that it faces more sanctions if it continues to threaten the stability of the region with provocative acts such as its failed long-range rocket launch in April.