HAMBURG (AP) – Authorities say a firefighter was injured battling a five-alarm house fire in Berks County. The blaze was reported in the 100 block of N. Third Street in Hamburg shortly before 1:30 a.m. today. Emergency officials said the building was completely destroyed and the flames spread to a neighboring home before the flames were brought under control two hours later. One firefighter suffered minor injuries and was taken to Reading Hospital for treatment. No other injuries were reported. The cause of the fire remains under investigation.