NASA The decommissioned NASA Upper Atmosphere Research Satellite re-enters Earth's atmosphere without incident, after more than 20 years in orbit.
Bahrain Voters in Bahrain go to the polls for byelections caused by the resignation of Shiite members during the 2011 Bahraini uprising; many Shiite voters are expected to boycott the election.
United Russia At the United Russia Congress, Prime Minister Vladimir Putin accepts President Dmitry Medvedev's proposal to run in the 2012 Russian presidential election.
Oswald Grübel Oswald Grübel, chief executive of Swiss bank UBS, resigns in the wake of a rogue trading scandal.
Spanish A Spanish oil tanker hijacked off the coast of West Africa is freed, with no harm reportedly done to the crew, and no ransom paid to the pirates.
Turkey Turkey seizes a Syrian ship possibly carrying weapons to the Syrian Army, as the 2011 Syrian uprising continues.
Civil war 2011 Libyan civil war: In the pro-Muammar Gaddafi stronghold of Sirte, National Transitional Council forces are massing in a square about a kilometer (0.6 miles) from the city center, as they weather heavy fire from pro-Gaddafi snipers.