Snapshots: the world in 24 hours, March 23

Riot police officers shield themselves from Molotov cocktails thrown by protesters during a demonstration in Oued Koriche, Algiers March 23, 2011. [Photo/Agencies]

People fleeing the unrest in Tunisia transfer onto the Italian Navy's amphibious transport dock MM San Marco, off the southern Italian island of Lampedusa March 23, 2011. The San Marco arrived on Wednesday and will accommodate some 1,000 immigrants who have arrived in Lampedusa from Tunisia. [Photo/Agencies]