United States The United States successfully tests a new hypersonic weapon system, capable of striking targets 3700 km away in under 30 minutes, as part of its Prompt Global Strike program.
Metropolitan Police Service Four Metropolitan Police officers are stabbed while chasing a suspect in Kingsbury, north London. Two of the officers suffer serious injuries, while a 32-year-old male is arrested for attempted murder.
Attorney General English Attorney General Dominic Grieve QC seeks leave to prosecute Sky News for contempt of court over its reporting of the 2009 kidnapping of Paul and Rachel Chandler, after the news channel allegedly breached an injunction preventing the disclosure of the couple's welfare.
Australian Roger Dean, an Australian nurse, is charged with murder in relation to the deaths of five residents of a nursing home in the Sydney suburb of Quakers Hill.
Tajik Tajikistan hints that it may release a Russian pilot detained on charges of smuggling, after Russia deports hundreds of Tajik migrant workers.
Muammar Gaddafi Muammar Gaddafi's fugitive son Saif al-Islam Gaddafi, who is wanted by the International Criminal Court, is captured in Libya.
Cairo At least two people are killed and over 600 injured in violent clashes with police in Cairo's Tahrir Square, following mass protests against Egypt's post-revolutionary military leadership.
2011 Syrian uprising 2011 Syrian uprising: At least 19 people are killed across Syria by security forces as protests continue against the regime of President Bashar al-Assad.