Week in Pictures: 18 - 24 February 2012

Afghans carry a wounded man during an anti-U.S. demonstration in Kunduz, north of Kabul, Afghanistan, Saturday, Feb. 25, 2012.

A man dances as he sings karaoke on a street in central Beijing, China, Tuesday, Feb. 21, 2012.

Kenyan army soldier Nicholas Munyanya, wearing a helmet on which is written in Kiswahili "Tea in Kismayo", referring to a key strategic Somali town under the control of al-Shabab, checks his ammunition belt near the town of Dhobley, currently under contro

Senegalese President Abdoulaye Wade is surrounded by supporters and security as he travels between campaign stops in downtrodden suburban neighborhoods of Dakar, Senegal Wednesday, Feb. 22, 2012.

Republican presidential candidate, former Massachusetts Gov. Mitt Romney, walks to his campaign bus after speaking at a town hall meeting in Kalamazoo, Mich., Friday, Feb. 24, 2012.

Zimbabwean President Robert Mugabe, center, greets the crowd as he arrives for his 88th birthday celebrations in Mutare, Zimbabwe Saturday, Feb. 25, 2012.

Protesters attend a massive protest rally against Prime Minister Vladimir Putin's rule in St. Petersburg, Russia, Saturday, Feb. 25, 2012.

A woman walks with children in Kafar Taharim, north Syria, Saturday, Feb. 25, 2012.

A Somali schoolgirl sits at her desk during a lesson in the town of Dhobley, currently under control by Kenyan military and Somali government forces, in Somalia Tuesday, Feb. 21, 2012.

Olusegun Obasanjo, Nigeria's former president who is heading an African Union observation mission on the Senegalese elections, makes a statement during a press conference, in Dakar, Senegal Saturday, Feb. 25, 2012.

Georgetown forward Greg Whittington, top, fights for a loose ball with Villanova guard Maalik Wayns, bottom, during the first half of an NCAA college basketball game, Saturday, Feb. 25, 2012, in Washington.

Mozambique's Prime Minister Aires Bonifacio Baptista Ali, left, shakes hands with Japan's counterpart Yoshihiko Noda at the latter's official residence in Tokyo Tuesday, Feb. 21, 2012.