Regulators in the European Union initiate a "public consultation" on Big Data looking at whether more regulation or supervision of the collection of high volumes of information on individuals is appropriate. (Reuters)
Disasters and accidents
Companies shut down production in Beijing and cars are taken off the road after a red alert for smog is issued in northern China. Dozens of cities have closed schools due to the smog. (AP)
Three people are shot by a gunman at an Islamic centre near the Zürich Hauptbahnhof train station. A manhunt was conducted for the assailant, a 24-year-old Swiss citizen of Ghanaian descent, whose body was found close to the Islamic centre. (GlobalNews)