By Britney Bailey, For the Tribune CLAY-CHALKVILLE - The Cougars produced yet another dominant performance Friday night, this time chalking up a 62-7 win over Shades Valley at home. It was senior night for a plethora of notable Cougars, including Jaylen Mbakwe, Mario Craver, Rod and Carlos Ivy, DJ Barber, and Taurus Chambers. The seniors