A group of angry Lebanese youths on Saturday threw stones and bottles at a group from the U.S. embassy visiting the southern port city of Sidon, a security official said.

A spokesman for the U.S. mission confirmed there had been "an incident."

A coalition air raid late on Friday killed 13 people, four of them civilians, some 15 kilometers (10 miles) east of the battleground Libyan oil town of Brega, a rebel civilian official told Agence France Presse.

The four civilians comprised an ambulance driver and three medical students from the second city of Benghazi, who were part of a rebel convoy of five or six vehicles, said Issa Khamis, liaison officer for the rebels' transitional government in the town of Ajdabiya, east of Brega.

Oscar-winning actress Penelope Cruz paid tribute to family and supporters Friday -- including her newborn baby son -- as she was given a star on Hollywood's storied Walk of Fame.

In return, Johny Depp described Cruz, who stars in the latest installment of the "Pirates of the Caribbean" franchise, as an "inconceivably phenomenal mommy" and a "magical woman."

It could get harder to indulge in a double cheeseburger and fries without feeling guilty.

Menu labeling requirements proposed Friday by the Food and Drug Administration will require chain restaurants with 20 or more locations, along with bakeries, grocery stores, convenience stores and coffee chains, to clearly post the calorie count for each item on their menus.

Computer security firm Websense on Friday was warning that hackers have infected a huge number of websites with malicious code crafted to dupe Internet users.

Hundreds of thousands of legitimate websites have been booby-trapped to redirect visitors to "lizamoon" addresses where they are greeted with bogus warnings that their computers have been compromised, according to Websense.

Five hundred scavengers will spend the night roaming the inner sanctums of the New York Public Library's grandiose main building on a treasure hunt game, the library said Friday.

Applicants to join the elaborate hunt began registering Friday on game.nypl.org in hopes of being chosen to stay up from dusk on May 20 till dawn the next day in the Fifth Avenue complex.

Manchester City manager Roberto Mancini insists that Mario Balotelli has a big future at Eastlands despite his recent poor behavior.

Since joining City from Inter Milan last year, Balotelli has been the subject of several unsavory headlines relating to his personal life and his conduct both on and off the pitch at City.

General Motors, the biggest overseas automaker in China, said Saturday its sales growth in the world's largest car market had slowed sharply year-on-year in the first quarter.

The U.S. auto giant said it sold 685,583 vehicles over the first three months of 2011, exactly 10 percent more than during the first three months of 2010.

Researchers have identified compounds in maple syrup with similar anti-inflammatory or anti-oxidant properties as blueberries, green tea and other "superfoods," they said Friday.

"In our laboratory research we found that several of these compounds possess anti-oxidant and anti-inflammatory properties, which have been shown to fight cancer, diabetes and bacterial illnesses," said lead researcher Navindra Seeram, assistant professor of pharmacognosy at the University of Rhode Island.

Being a Hindu yogi once meant renouncing worldly pleasures for a life of solitary meditation, wandering the jungle in search of union with god.

Today, new-age yogis wander the globe from one retreat to another, stay in luxury hotels and preach to the converted masses through a headset microphone.