French President Francois Hollande is said to be on his way to the site of the attack. Television visuals showed police blocking the roads around the church and stretchers being pulled out of ambulances.
Amazon Prime is finally here in India and users will be able to get free shipping for anything they order with no price cap.
One suspect was arrested and he was being treated with injuries in a hospital.
Flipkart's Sachin Bansal said: "Welcome Jabong India to the Flipkart family. We'll create history together."