Grieving husband writes open letter to IS after they killed his wife in last Fridays' terror attack

Antonire Leiris, a Parisian whose wife, Helene Muyal-Leiris, was among the 89 people killed in the Bataclan concert hall in Paris during last Friday's terror attack, took to his Facebook wall to post an open letter to ISIS. His original letter written in French was posted on Facebook and has been shared nearly 200,000 times since Monday. It has also been translated into several other languages and read by millions. What he wrote after the cut...