REDDING — Firefighters gained ground against a Northern California wildfire Friday where damage assessments showed three homes and four outbuildings were destroyed in the region, which is still dealing with the aftermath of a deadly and destructive blaze last year.Containment of the 600-acre blaze in a rural area north of the city of Redding increased to 40 percent, according to the California Department of Forestry and Fire Protection.Two firefighters were treated for [...]