Tensions are growing higher, while authorities continue a manhunt for two heavily armed terrorists. They also happen to be brothers and public safety authorities fear these two may be planning to strike again soon.
The methodical killing of 12 Parisians and 11 wounded at a French language satirical newspaper, which caricatured the Prophet Muhammad.
French authorities are warning of a new attack, following several overnight arrests as the world began a day of mourning and public support for free speech.
Anyone with information of their whereabouts should contact: http://www.interpol.int/
BBC News - Charlie Hebdo massacre: Suspects 'rob service station' http://www.bbc.com/news/world-europe-30721677
French policewoman killed in shoot-out, hunt broadens for militant killers http://reut.rs/1FpVTUY via @reuters
Paris attack presents challenges for European leaders http://upi.com/3940380
#JeSuisCharlie messages flood social media after attack http://usat.ly/1ByZMTu via @usatoday