WASHINGTON, Nov. 21 (UPI) -- The U.S. Senate voted Saturday to begin floor debate on an $848 billion healthcare bill backers say would extend coverage to 31 million uninsured Americans.

GAZA, Nov. 21 (UPI) -- Israeli military aircraft struck targets in the Gaza Strip overnight Saturday after a rocket was fired from Palestinian territory into Israel, officials said.

NEW YORK, Nov. 21 (UPI) -- A New York man was arrested early Saturday after he allegedly killed another passenger in a dispute over a seat on the uptown D train, police said.

CHARLOTTE, N.C., Nov. 21 (UPI) -- A North Carolina man faces life in prison for frightening a 79-year-old woman into a fatal heart attack when he tried to use her home as a safe house.

HARBIN, China, Nov. 21 (UPI) -- A gas explosion in an underground coal mine in northeastern China killed at least 87 miners and left 21 trapped in a shaft, officials said.

BRECKENRIDGE, Colo., Nov. 21 (UPI) -- A 14-year-old girl died when she hit a tree while skiing fast on an intermediate slope at a Colorado resort, officials said.

JERUSALEM, Nov. 21 (UPI) -- For a second Saturday in a row, ultra-Orthodox Jews rallied outside an Intel computer chip plant in Jerusalem, protesting work done on the Sabbath, police said.

SAN ANTONIO, Nov. 21 (UPI) -- The U.S. Army psychiatrist accused of killing 13 people at Fort Hood became a pretrial detainee Saturday after a hospital bedside hearing, his lawyer said.

SAULT STE. MARIE, Ontario, Nov. 21 (UPI) -- Roman Catholic Bishop Brian Dunn, who replaces Raymond Lahey, the Canadian bishop facing child pornography charges, said Saturday the job will be challenging.

LOS ANGELES, Nov. 21 (UPI) -- A New York man has been charged with raping and killing a woman during a burglary of her Los Angeles apartment 27 years ago.

SAN ANTONIO, Nov. 21 (UPI) -- A U.S. Air Force nurse was acquitted Saturday in a court martial of killing three elderly patients by injecting them with overdoses of painkillers.

OXFORD, Miss., Nov. 21 (UPI) -- Ku Klux Klan members protesting a ban on "Dixie" at University of Mississippi football games were outnumbered 10-to-1 by counter-protesters Saturday.

CALGARY, Alberta, Nov. 21 (UPI) -- Two small explosive devices went off in Calgary Saturday, prompting police to empty about 25 units in two nearby apartment buildings as a precaution.

CALGARY, Alberta, Nov. 21 (UPI) -- Two cars collided head-on on a divided highway in Canada Saturday afternoon, killing four people with a child the only survivor, police said.

PERUGIA, Italy, Nov. 21 (UPI) -- Amanda Knox , the U.S. college student charged with killing her housemate, deserves a life sentence, an Italian prosecutor said Saturday.