Duncanville, Perry Jones look to invade Coppell

By Travis Bremner Staff Writer When the Duncanville Panthers walk into Coppell High School later on today, they’ll have an aura about them, a strut in their step. A swagger that led the Panthers to the UIL 5A state championship game last season and state titles in 1991, 1997 and 2007. Coppell is coming off a victory over Allen last Tuesday, a game in which they scored double digits in every quarter, something they will undoubtedly need to if they are to contend in this game. The Cowboys (5-2) get Taylor Goebel, Nic Johnston, Kyle Echerd and Carter Kemp back from the gridiron; they will provide plenty of size and athleticism.  Duncanville (7-4) haven’t jumped…