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Investigators believe the suspected gunman in the Fort Hood massacre acted alone, but his communications were flagged by intelligence agencies in 2008, the FBI said.

North and South Korean naval forces exchanged fire Tuesday in disputed waters, South Korea's semi-official Yonhap news agency reported.

Tropical Storm Ida slowed to a crawl as it reached the U.S. Gulf Coast early today, losing much of its punch -- but still dumping plenty of rain on the Southeast.

Research teams at the Danish Golf Union have discovered it takes between 100 to 1,000 years for a golf ball to decompose naturally. A startling fact when it is also estimated 300 million balls are lost or discarded in the United States alone, every year. It seems the simple plastic golf ball is increasingly becoming a major litter problem.

An explosion on Tuesday struck a congested traffic circle outside Peshawar, killing at least 10 and injuring 30 others, police officials said.

John Allen Muhammad, the mastermind of the 2002 sniper attacks that terrorized the suburbs of the nation's capital, is scheduled to die by lethal injection Tuesday evening at a state prison near Jarratt, Virginia.

Close to one million strollers have been recalled by their manufacturer following reports at least 12 babies or toddlers had their fingers amputated after they were caught in the hinges.

White House National Security Adviser Retired Gen. Jim Jones issued a rare public statement Monday vehemently denying media reports that suggest U.S. President Barack Obama has privately decided to send close to 40,000 more U.S. troops to Afghanistan.

Kareem Abdul-Jabbar, one of the greatest college and professional basketball players of all time, says he has been diagnosed with a form of blood cancer.

A plea deal has been offered in the case of a former astronaut accused of being involved in a well-publicized, violent love triangle, prosecutors said.

The battle for control of Michael Jackson's estate took another turn Monday as the pop singer's father filed a challenge of the men named as executors in Jackson's 2002 will.

Tropical Storm Ida is bearing down on the U.S. Gulf Coast, bringing floodwaters hours before it is expected to come ashore Tuesday, the National Hurricane Center said.

The story of how Todd Willingham went from a home on a shaded Texas street to the death chamber is a tale of science and skull tattoos, of hopes raised and dashed.

CNN has learned from two senior Democratic sources that former President Bill Clinton will attend the Senate Democrats' weekly luncheon Tuesday to address the caucus about health care.

Three teens who allegedly set a 15-year-old friend ablaze were charged Monday as adults, and with attempted murder, prosecutors said.

Comedian Katt Williams was arrested on burglary and criminal trespass charges in a west Georgia community Sunday night, according to a court official.

The Supreme Court refused to block Tuesday's scheduled execution of John Allen Muhammad, the leader of the sniper team that terrified Washington's suburbs in 2002.

Thirty-four-year-old Gerhardt "Jerry" Fuchs, a beloved fixture of both the New York and Athens, Georgia, rock scenes who played with LCD Soundsystem, !!! (pronounced Chk Chk Chk), Turing Machine, MSTRKRFT, and The Juan MacLean, died Saturday night after attempting to crawl out of a broken elevator shaft at a benefit party in Brooklyn.

The niece of the mayor of Cleveland, Ohio, once lived with murder suspect Anthony Sowell, a registered sex offender charged with murder after the remains of 11 victims were found at his home, a spokeswoman for the mayor said Monday.

At least 130 people have died and dozens are missing after heavy rains triggered flooding and mudslides that buried communities in El Salvador, officials said Monday.

President Obama calls House passage of a health care reform bill "historic." Now Obama and fellow Democrats face another tough fight, getting the bill through the Senate.

Iran will charge three American hikers who strayed into the country with espionage, a Tehran prosecutor said today.

For a moment, you might think Mitt Romney was still running for office if you look at his travel schedule crisscrossing the country.

Pvt. Joseph Foster was filling out routine paperwork for his upcoming deployment to Afghanistan on Thursday when he heard a shout quickly followed by a burst of gunfire from just a few feet away.

President Obama today praised the "historic" House vote to pass a bill overhauling the health care system and said it's time for the Senate to complete the work.

An apparent suicide attack killed at least two people in the northwest Pakistani city of Peshawar on Monday, police said.

For Kirby Lack, the Fort Hood shootings last week bring back a dark chapter in his life -- he was at the 1991 Luby's cafeteria massacre.

Hurricane Ida moved into the southern Gulf of Mexico on Sunday, prompting a declaration of emergency in Louisiana and concern along the U.S. Gulf Coast.