A firefighter was injured early Monday morning while trying to fight a two-alarm blaze in Cecil County.Several Cecil County fire crews were called to a two-story wood-framed duplex in the 100 block of Osage Street in Elkton shortly before 4 a.m., where they found the home consumed by fire.It took 70 firefighters more than two hours to put out the flames.  The state Fire Marshal's Office said the fire caused $220,000 in damage, and the home is considered a total loss.While fighting the blaze, officials said a firefighter from the Susquehanna Hose Company suffered minor injuries and was taken to Christiana Hospital in Delaware for treatment. No one else was injured, crews said.The fire was discovered by two of the four people who lived in the home, and fire officials said smoke alarms were working.Officials said it appears the fire started in the basement, but investigators are still trying to figure out the cause.Those who lived in the home are being helped by the Red Cross.Stay with WBALTV.com and 11 News for more details as they become available.10047516