Photo courtesy the Alzheimer’s Association It wasn’t a football field, but freshly minted Buffalo Bills wide receiver Terrell Owens was comfortable and confident in the spotlight at the Sixth Annual National Alzheimer’s Gala, hosted by the Alzheimer’s Association Wednesday at the National Building Museum. T.O. received the association’s first Young Champions Award for increasing awareness of the disease, which he’s done through PSAs and activities such as Memory Walks in San Francisco, Philadelphia, and…