Labourers rest as a boy playfully shovels coal at a yard in the western Indian city of Ahmedabad November 20, 2014. REUTERS/AMIT DAVE/FILES State-run miner Coal India Ltd’s January output stood at 52.86 million tonnes, falling short of its production target of 56.18 million tonnes, the world’s largest coal mining company said in statement on Monday. The miner, which accounts …