NEW DELHI: Maoist rebels ambushed paramilitary soldiers in a brazen daytime attack on their camp in central India, killing 20 troops in their largest attack in almost a year, police said. Paramilitary soldiers have been stationed in the area for months to protect construction workers who are building roads into the dense forests of remote southern Chattisgarh state. The rebels oppose government efforts to open up the area, fearing it portends mining activities that would degrade the forests on which local tribes depend for food and shelter. Forty-four soldiers were in the camp when 200 armed rebels surrounded it and opened fire, killing 18 men instantly and wounding others, said Mukesh Gupta, inspector general of police. Troops returned fire and a fierce gunbattle lasted about three hours. Two soldiers died of their wounds soon after the attack. There were no immediate reports of an...