Lucas Matthysse, of Argentina, celebrates his 11th-round knockout victory against John Molina Jr. in a junior welterweight boxing match in Carson, Calif.
A demonstrator smokes a marijuana joint during a legalization of marijuana march in Sao Paulo, Brazil.
This image provided by Heritage Auctions shows a $20 Mormon gold coin that sold for $558,000 at auction this week.
A demonstrator is taken away on a motorcycle by Bolivarian National Guards soldiers during clashes at an anti-government protest in Caracas, Venezuela.
Former President Bill Clinton delivers the keynote at the annual Jefferson-Jackson Dinner at Cobo Hall in Detroit, Mich.
Former Secretary of State Hillary Clinton delivers the keynote address to the United Methodist Women`s Assembly at the Kentucky International Convention Center, in Louisville, Ky.
US President Barack Obama shakes hands with Malaysian Prime Minister Najib Razak as he arrives at his residence in Kuala Lumpur, Malaysia.
Reed Sorenson`s car burns on pit row during the NASCAR Sprint Cup auto race at Richmond International Raceway in Richmond, Va.
Queen Maxima, second left, and her daughters sing a birthday song along with Princess Beatrix for Netherlands` King Willem Alexander during festivities marking King`s Day in Amstelveen, near Amsterdam, Netherlands.
South Korean Buddhists pray during a Buddhist ceremony for cherishing the memory of deceased persons and safe return of passengers aboard the sunken ferry boat Sewol, in Seoul, South Korea.
Pope Francis leads a solemn ceremony in St. Peter`s Square at the Vatican.
Sara Errani of Italy returns the ball to Russia`s Maria Sharapova during their semifinal match at the Porsche tennis Grand Prix in Stuttgart, Germany.
Aircraft perform a flyover above the government`s Union Buildings in Pretoria, South Africa, during 20-year Democracy Anniversary celebrations.
President Barack Obama, rear center left, and Malaysian Prime Minister Najib Razak, rear center right, pose for photographs with young student as they visits the Malaysian Global Innovation and Creativity Centre in Cyberjaya, Malaysia.
BSP Supremo Mayawati with party leaders during an election rally in Allahabad.
A mother and her daughter show their inked finger after casting their vote in Guwahati.