A 71-year-old woman suffered burns while three families were left homeless after a fire swept through a residential area along Swimming Pool Street in Barangay 177, Caloocan City on Friday night, May 1.The Bureau of Fire Protection (BFP) said the fire started at around 8:36 p.m., reached first alarm seven minutes later, and was declared out at 9:29 p.m.Authorities said the elderly resident suffered burns on her arms, face, and other parts of the…