BY A STAFF REPORTER: massive fire broke out at a footwear factory in Narela, Delhi, said officials on Saturday. According to the Delhi Fire Service, as many as 20 fire tenders had reached the spot to control the fire. "The fire broke out at plastic slippers and shoes manufacturing factory in Narela industrial area. 20 fire tenders are present at the spot. No casualties reported so far," the Delhi Fire Service said. The cause of the fire is yet to be ascertained.