Former Iranian president Akbar Hashemi Rafsanjani (C) arrives to register his candidacy for the upcoming presidential election at the interior ministry in Tehran on May 11, 2013.

Former president's entry in the race scrambled equations because of his popularity, reputation.

A mural portrait of former South African President Nelson Mandela is surrouned by a fence in Thokoza Park April 8, 2013 in Johannesburg, South Africa. Thokoza Park is situated right next to Regina Mundi Catholic Church, a site of resistance during apartheid and place of shelter during the 1976 Soweto Uprising.

The fighting over his image and what he stood for has already begun.

Venezuela's President Nicolas Maduro delivers a statement to the media with Brazil's President Dilma Rousseff at the Planalto Palace in Brasilia May 9, 2013.

Retired General Antonio Rivero released after 3 weeks in prison.

Indian Prime Minister Manmohan Singh, right, and Chinese Premier Li Keqiang pose for photographers before a meeting New Delhi, India, Monday, May 20, 2013

Neighboring giants look to speed up efforts to settle boundary dispute, boost economic ties.

Russian President Vladimir Putin looks on during a joint news conference with South African President Jacob Zuma (not pictured) after their meeting at the Bocharov Ruchei residence in the Black Sea resort of Sochi, Krasnodar region, Russia, May 16, 2013.

Nation's only independent polling agency said it may have to close; critics see larger crackdown.

British Foreign Secretary William Hague talks to the press prior an Foreign Affairs Council on April 22, 2013 at the Kirchberg conference center in Luxembourg.

Said the E.U. should rethink its embargo on sending weapons to Syria.

U.S. President Barack Obama walks to the Oval Office at the White House in Washington May 17, 2013. Obama was returning from a day trip to Baltimore, Maryland.

Federal red ink would be down by $1.1 trillion over the next decade if his plan were implemented, according to nonpartisan analysts.