India began deploying on Thursday hundreds of police to push back Maoist rebels who declared a “liberated zone” close to the eastern city of Kolkata, sparking unease among investors in the communist-ruled state. The Maoists, who want to grab power through an armed struggle, have killed at least 10 government supporters this week from a tribal area about 170 km (100 miles) from Kolkata, capital of West Bengal, highlighting the rebel’s growing presence. Full Story