City firefighters battled a fire in the far uptown this afternoon that damaged the attic area of an occupied duplex. At 1359 hours, Box 1-3 sent Wagon 3, Squad 8, Truck 2, Tower 1, and Battalion Chief 7 (Bastinelli) to 3010 N. 4th Street for smoke from a structure. Caller advised smoke coming from both sides of the duplex and working on getting the occupants out. Wagon 4 added to the box for RIT. Captain 4 arrived on Tower 2 and reported a 2.5 story duplex, smoke from the second floor, appears to be an attic fire. Wagon 3 stretched an attack line into 3008 N. 4th Street and the Squad crew stretched a line into 3010 N. 4th Street. With heavy smoke pushing from the second floor rear, Chief 7 requested the first alarm (Rescue 69, Air 13). Wagon 4 crew stretched a third line into 3008. The bulk of the fire was located in the 2nd floor front of 3008 and quickly knocked. Companies had to open up as fire was located in the attic and void spaces. The fire was placed under control at 1425 hours with no injuries.