A vegetation fire that damaged a house in Red Bluff Monday is considered suspicious by fire investigators. At around 5 O'clock Monday afternoon Red Bluff Fire Department was called to Cimmarron Drive and Meadow View Drive in the northern part of town. They found a fire with a moderate rate of spread in an open field behind a subdivision. The flames encroached on the neighborhood, burning a number of wooden fences and causing minor damage to one home. The blaze was contained at about 3 acres. The cause has not yet been determined, but it's being called suspicious.