How cartoonists reacted - 15 Secs
Cartoonists around the world have reacted with shock to the gunning down of Charlie Hebdo magazine journalists in Paris on Wednesday.
Some have reacted by using the hashtag #JeSuisCharlie, which is being posted on social media by many to show solidarity.
In keeping with the spirit of Charlie Hebdo, they have used satire to describe the murders by suspected Islamic militants.