Posted: 9:44 AM Over the past three years, al-Qaida bomb makers in Yemen have developed three fiendishly clever devices in hopes of attacking airplanes in the skies above the United States.

Posted: 9:41 AM Barrett, the mayor of Milwaukee since 2004, easily won the Democratic primary Tuesday and will take on Walker in the June 5 recall a short four weeks away.

Posted: 9:38 AM Bachmann represents Minnesota's 6th Congressional District and plans to seek re-election following her unsuccessful run for the Republican presidential nomination.

Posted: 9:28 AM The government is taking steps to help ensure that children who need CT scans and other X-ray-based tests don't get an adult-sized dose of radiation.

Posted: 9:26 AM Chants of "shame on you" from gay rights supporters thundered through the Colorado House on Tuesday night after Republican House Speaker Frank McNulty said legislation to allow civil unions won't get a vote.

Updated: 4:48 PM The federal government is spending $4 million to help hook up farmers and low-income customers.

Posted: 8:41 AM North Carolina voters overwhelmingly passed a constitutional amendment that defines marriage as solely between a man and a woman, but not much is expected to change immediately.

Posted: 8:05 AM An increase in plastic debris floating in a zone between Hawaii and California is changing the environment of at least one marine critter, scientists reported.

Posted: 5:50 AM The government is taking steps to help ensure that children who need CT scans and other X-ray-based tests don't get an adult-sized dose of radiation.

Posted: 5:45 AM Wisconsin has been rocked with massive protests over workers' rights, recall elections over a contentious union rights law and a partisan divide. Now, Walker and Barrett are headed for a rematch.

Posted: 5:42 AM Couples retiring this year can expect their medical bills throughout retirement to cost 4 percent more than those who retired a year ago, according to Fidelity Investments.

Posted: 5:25 AM Support for the war in Afghanistan has reached a new low, with only 27 percent of Americans saying they back the effort.

Posted: 5:23 AM Just how unpopular is President Barack Obama in some parts of the country? Enough that a man in prison in Texas is getting 4 out of 10 votes in West Virginia's Democratic presidential primary.

Posted: 5:21 AM Six-term Indiana Sen. Richard Lugar was routed by the right flank of his own Republican Party on Tuesday, and North Carolina voters decided overwhelmingly to strengthen their state's gay marriage ban.

Posted: 5:12 AM The man the terrorists were counting on to carry out the attack was actually working for the CIA and Saudi intelligence, U.S. and Yemeni officials said.

Posted: 4:32 PM The utility that runs the San Onofre nuclear power plant in California says over 1,300 damaged tubes in its ailing steam generators will be taken out of service.

Posted: 4:30 PM A medical center trauma surgeon says continuous compression of a California homeless man's chest during a confrontation with police officers caused breathing problems that led to his death.

Posted: 4:27 PM U.S. officials say al-Qaida's sophisticated new underwear bomb contained a chemical that was also used in a failed 2010 effort to take down U.S.-bound cargo planes.

Updated: 2:59 PM About 650 jobs will be lost when the plants close on May 25 in Amarillo, Texas; Garden City, Kansas; and Waterloo, Iowa. A plant in South Sioux City, Neb., will remain open but run at reduced capacity.

Posted: 12:46 PM Republicans have blocked the Senate from debating a Democratic bill keeping interest rates on college loans from doubling this summer for 7.4 million students.

Posted: 9:28 AM Officials told The Associated Press a day earlier that discovery of the unexploded bomb represented an intelligence prize resulting from a covert CIA operation in Yemen,

Posted: 9:20 AM Schools should be a cornerstone of the nation's obesity battle, but to trim Americans' waistlines, changes are needed everywhere people live, work, play and learn, a major new report says.

Posted: 9:18 AM Pressuring Congress, President Barack Obama is laying out an election year "to do" list Tuesday that urges lawmakers to take another look at economic proposals to promote job creation and help families refinance their mortgages.

Posted: 9:16 AM North Carolina could be on the verge of becoming the next state to pass a constitutional amendment defining marriage as solely between a man and a woman.

Posted: 9:14 AM The new approach uses buzzwords like "risk-based" and "intelligence-driven" to describe a more nuanced, targeted response to constantly evolving threats.