Anti-Houthi protesters demonstrate to commemorate the fourth anniversary of the uprising that toppled former president Ali Abdullah Saleh, in Yemen's southwestern city of Taiz February 11, 2015 (Photo: Reuters)
Iranians attend a rally commemorating the 36th anniversary of Islamic Revolution under Azadi Tower, Tehran, Iran, Wednesday, Feb. 11, 2015 (Photo: AP)
German President Joachim Gauck pays tribute during the state funeral service for former German President Richard von Weizsaecker at a cathedral in Berlin February 11, 2015 (Photo: Reuters)
A girl reacts as she watched her friend play hopscotch on the outskirts of Islamabad February 11, 2015 (Photo: Reuters)
Protesting farmers shouts slogans during a rally in front of the Agriculture Ministry in Warsaw, Poland, Wednesday, Feb. 11, 2015 (Photo: AP)
Kosovo Police officers escort a handcuffed suspected terrorist Bekim Mulolli at the Palace of Justice in capital Pristina on Wednesday, Feb. 11, 2015 (Photo: AP)
An Egyptian boy plays on the foundation of an empty seaside cafe as a wave crashes during a sandstorm in Dahab, Egypt, a popular spot for scuba diving on the Red Sea, Wednesday, Feb. 11, 2015 (Photo: AP)
A shop owner cleans his merchandise ahead of Valentine's Day at the Karrada neighborhood of Baghdad, Iraq, Wednesday, Feb. 11, 2015 (Photo: AP)
Pigeons fly around a monument of the Soviet state founder Vladimir Lenin painted in the colors of the Ukrainian national flag is seen in Kramatorsk, eastern Ukraine February 11, 2015 (Photo: Reuters)
Residents take a picture by a crashing wave on Beirut's Corniche, a seaside promenade, as high winds sweep through Lebanon during a storm, February 11, 2015 (Photo: Reuters)