Iranian athletes will compete against Israelis at the London Olympics, according to the country's chef de mission.

Iran has been criticized in the past because some of its athletes withdrew from events against Israelis at the 2004 Athens Games and 2008 Beijing Games.

A closely watched experimental Alzheimer's treatment has failed to slow the disease in one late-stage study, a big disappointment for doctors and patients but not the end of the road for the drug. Pfizer Inc. said Monday that it will continue to study its effect on a different group of patients.

Pfizer, which is testing bapineuzumab with partner Johnson & Johnson, said the injected drug didn't slow mental or functional decline in patients with mild or moderate Alzheimer's disease. The study included about 1,100 patients who carry a gene called ApoE4, which gives people a higher risk of developing the memory-robbing disorder.

When comedian Joan Rivers thought her New York apartment was haunted about 15 years ago, she called on New Orleans voodoo priestess Sallie Ann Glassman to perform a "spiritual cleansing" of the brownstone.

Glassman said the pair became friends during that meeting, at which Glassman wore a flowing white gown and chased off the disturbing spirits in a night of rituals.

Actress Cybill Shepherd is hoping the third time's the charm.

The 62-year-old's publicist confirms Shepherd is planning to marry a former jeweler-turned-psychologist named Andrei (AHN'-dray) Nikolajevic (nik-oh-LY'-eh-vish).

Mariah Carey will join "American Idol" as a judge next season, Fox announced Monday, bringing her star power to the show that remains a ratings leader but has seen its viewership and pop culture status diminish.

"I am so excited to be joining 'Idol,'" said Carey, addressing the Television Critics Association via Fox entertainment chief Kevin Reilly's cellphone, which he put on speakerphone for the hotel ballroom meeting.

Should all U.S. children get tested for high cholesterol? Doctors are still debating that question months after a government-appointed panel recommended widespread screening that would lead to prescribing medicine for some kids.

Fresh criticism was published online Monday in Pediatrics by researchers at one university who say the guidelines are too aggressive and were influenced by panel members' financial ties to drugmakers.

Somalia's most powerful militant group publicly executed three of its members Sunday, saying the trio had spied on the militants for the U.S. and British intelligence agencies.

Al-Shabab said the three men were CIA and MI6 informants, and were the reason several drone attacks killed leaders from the group.

The Olympic flame has had a ride on the London Eye.

Amelia Hempleman-Adams took the torch on a trip on the giant observation wheel on the south side of the River Thames on Sunday, riding atop one of the Eye's viewing capsules as it slowing rotated.

"The Twilight Saga" is gonna need a bigger garage.

It was announced at Sunday's Teen Choice Awards that the supernatural franchise has won 41 surfboard-shaped trophies since 2008, including two awards earned this year for the penultimate film installment, "The Twilight Saga: Breaking Dawn — Part 1."

In the debate over natural gas drilling, the companies are often the ones accused of twisting the facts. But scientists say opponents sometimes mislead the public, too.

Critics of fracking often raise alarms about groundwater pollution, air pollution, and cancer risks, and there are still many uncertainties. But some of the claims have little — or nothing— to back them.