An Australian politician says he has learned a valuable lesson in social networking after he "liked" a Facebook photo without realizing that it showed a teenage prankster exposing himself.

Western Australia Minister for Education Peter Collier said he clicked the "like" button under what he thought was an innocent photo of the then-16-year-old in late 2011. Collier apologized Thursday and said he had no idea that the teen, who was otherwise fully clothed and posing alongside an older man, was playing a prank commonly known as "sneaky nuts."

Sonic the Hedgehog is rolling with Nintendo.

Sega says it will exclusively release the next three games starring the popular blue critter on Nintendo platforms. The first title will be called "Sonic Lost World" and is set for release on the Wii U and Nintendo 3DS later this year.

Over the past two years, publishers have been steadily filling one of the largest gaps in the e-book catalogue — poetry.

Adrienne Rich, Allen Ginsberg, Langston Hughes and Wallace Stevens have been among the poets whose work recently became available in electronic format. And Random House Inc., W.W. Norton and several other publishers now routinely release new books in both print and digital versions, including last month's Pulitzer Prize winner for poetry, Sharon Olds' "Stag's Leap."

The World Health Organization says a yellow fever booster vaccination given 10 years after the initial shot isn't necessary.

The U.N.'s global health agency said Friday that its expert group on immunization believes a single dose of vaccination is sufficient to confer lifelong immunity against the disease.

China is phasing out its reliance on executed prisoners for donated organs, but cultural attitudes are impeding the rise of donations among the general population.

Almost all donated organs in China used to come from executed prisoners. A growing proportion now come from ordinary people, and the government is seeking to eliminate prisoner donations.

Two-time defending champion Maria Sharapova has withdrawn before her Italian Open quarterfinal match against seventh-seeded Sara Errani because of an illness.

The announcement comes less than 10 days before the start of the French Open, the year's second Grand Slam, which starts May 26.

Paul Stastny had two goals and two assists and Craig Smith had five assists on Thursday to give the United States a spot in the hockey world championships semifinals with an 8-3 pounding of Russia on Thursday.

It was the first time Russia or the Soviet Union had let in eight goals in the worlds or Olympics.

The Brazilian government announced that some of the security robots bought to improve public safety during the 2014 World Cup will be ready for the Confederations Cup in June.

The company iRobot said the 30 robots would be delivered by the end of the year, along with spares and other support gear. The government confirmed Thursday that some will already be in action in the six cities hosting Confederations Cup matches.

Racist and homophobic abuse by players in England will carry a minimum five-match ban from next season.

The Football Association says the sanction will be the entry-level punishment for the least serious discriminatory offenses, with longer bans possible.

Mario Balotelli and AC Milan strike partner Stephan El Shaarawy headline Italy's squad for upcoming matches against San Marino and the Czech Republic, while Antonio Cassano remained left out.

The Azzurri will host San Marino in a friendly in Bologna on May 31 then visit the Czechs in Prague on June 7 for a World Cup qualifier.