A fire in a vacant home in the 1400 block of St. Joseph Boulevard caused heavy damage early Sunday morning.
The Fort Wayne Fire Department was called to a structure fire at 2:19 a.m., according to a news release. Crews arrived four minutes later and found fire coming from the rear of the structure on the first floor. Firefighters searched for people inside, but found the house was vacant. The blaze was put out in 26 minutes and what caused it is under investigation.