Space Shuttle ''Endeavour'' Space Shuttle "Endeavour" crewmembers Mike Fincke and Greg Chamitoff undertake what is expected to be the last spacewalk ever conducted by a space shuttle crew.
Pneumonia A second woman dies of a mystery virus, reported to be similar to pneumonia, in South Korea.
E. coli contamination More than 270 people are hospitalised after an E. coli outbreak in Germany, thought to have originated from Spanish cucumbers.
People's Republic of China Chinese activist Zhao Lianhai is back home after being detained for campaigning for victims of the 2008 Chinese milk scandal.
The G8 leaders agree to give US$20 billion in support of Tunisian and Egyptian reforms after the Arab Spring.
Tom Horne Tom Horne, the Arizona Attorney General takes the United States Department of Justice to court over the states medical marijuana laws.
Serbia A Serbian court rules that former Bosnian Serb military leader Ratko Mladić is fit to stand a genocide trial at The Hague.
Bernardo De Bernardinis Bernardo De Bernardinis of Italy's Civil Protection Department and six other seismologists are charged with manslaughter for failing to predict the 2009 L'Aquila earthquake that struck the country.
Bhutan Bhutan's opposition leader Tshering Tobgay condemns the country's anti-smoking law as "utter madness" as three more people are jailed for possessing cigarettes.
Labour Party British Labour Party leader Ed Miliband marries his long term partner Justine Thornton in a low-key ceremony at Langar Hall in Nottinghamshire.
Tunisia A camp in Tunisia for people fleeing the conflict in Libya is destroyed after clashes among refugees and local residents.
David Cameron David Cameron, the Prime Minister of the United Kingdom, confirms that his government will be sending AgustaWestland Apache attack helicopters to Libya to assist the 2011 Libyan civil war.
Syrian uprising Syrian security forces allegedly detain a young boy, torture him, and then shoot him to death.
More towns witness large anti-government demonstrations; three people are reportedly killed by security forces.
Civil war The cities of Yafran and al-Qalaa in the Nafusa Mountains are in critical condition following ongoing attacks by Muammar Gaddafi's forces, with heavy artillery shelling continuing, water supplies shut off, and no food or medical supplies coming into the towns for weeks.