In Tripura, atleast 15 Reang-Bru refugees from Mizoram were killed in a major fire in their camp today. Other reports have put the death toll at 19. The fire broke out around noon in their Naisingpara camp in northern Tripura and soon gutted about 3000 houses.Those killed in the fire include women and children. The Naisingpara camp is one of the six Reang Bru refugee camps in Tripura and the biggest of all.