ATLANTA – The Atlanta Falcons have named defensive coordinator Raheem Morris interim head coach after firing Dan Quinn.Morris is in his sixth season with the Falcons and his first season as defensive coordinator.The Falcons fired Quinn on Sunday night, hours after the team fell to 0-5 for the first time since 1997 with a 23-16 loss to the Carolina Panthers.Falcons owner Arthur Blank also fired longtime general manager Thomas Dimitroff.When firing Quinn and Dimitroff, the Falcons announced team president Rich McKay would take control of football operations on an interim basis and also assist Blank in the search for a full-time coach and general manager.Morris could become a candidate for the full-time job if the Falcons, who play at.