Charlie Hebdo Shooting: How Cartoonists Are Reacting

Many are sharing moving tributes to their slain colleagues.

— -- Cartoonists from around the world have responded to today's attack in Paris by posting some emotional drawings of their own.

Here are some of the most moving tributes:

The cartoon posted (above) by Le Parisien, a local paper, asks the question that many are left with today: Why? They go on to compare a pump rifle to a pencil, a Kalashnikov rifle to a pen, and a grenade to an eraser.