OKLAHOMA CITY, Nov. 10 (UPI) -- A house fire that killed three women and a man in Oklahoma City was deliberately set, investigators said Tuesday.

WASHINGTON, Nov. 10 (UPI) -- Blackwater tried to buy the silence of Iraqi officials after the company's security guards fatally shot 17 Iraqi civilians, former company officials said.

MEMPHIS, Nov. 10 (UPI) -- Ten University of Memphis fraternities are on two-week suspension from social activities as a warning about inappropriate behavior, university officials said.

OTTAWA, Nov. 10 (UPI) -- Canada's top military commander says the country's military mission in Afghanistan ends in 2011 and that's when he will pull the country's troops out.

CINCINNATI, Nov. 10 (UPI) -- A 9-year-old Cincinnati girl allegedly was raped by a fellow student on her school's bus, authorities said.

BATON ROUGE, La., Nov. 10 (UPI) -- A college student and his mother have filed suit against Southern University in Louisiana for injuries sustained during a hazing event, records showed.

RICHMOND, Va., Nov. 10 (UPI) -- A Virginia slumlord was sentenced to jail time and house arrest in one of his properties where he had ignored property maintenance violations, officials said.

DENVER, Nov. 10 (UPI) -- The head of a Denver school dismissed a volunteer and filed a police report alleging the volunteer used masking tape on two 14-year-old boys, records show.

DAYTON, Ohio, Nov. 10 (UPI) -- A black WWII Air Force fighter pilot from Dayton, Ohio, is set to donate his Congressional Gold Medal to an African-American museum, museum officials said.

CASAMICCIOLA, Italy, Nov. 10 (UPI) -- The mudslide that struck a volcanic island Tuesday in the Gulf of Naples, burying a town, was like "the end of the world," an official said.

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WALTERBORO, S.C., Nov. 10 (UPI) -- Police in South Carolina say they are looking for a drive-by shooter who killed three people, including a 20-month-old girl, and wounded five more.

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BUFFALO, N.Y., Nov. 10 (UPI) -- A Christian pastor has admitted a 1998 killing in which a teenage father was gunned down in front of his girlfriend, police in Buffalo, N.Y., said.

SACRAMENTO, Nov. 10 (UPI) -- Steve Poizner, California insurance commissioner and a 2010 Republican candidate for governor, says he won't back an increase in workers' compensation premiums.