EDMOND -- The Ponca City varsity basketball teams went through the opening day of the Bruce Gray Invitational at Deer Creek High School with mixed results. The Lady Cats came away with a 52-38 victory over Stillwater, but the Wildcats boys team ran into a buzz saw in losing 73-39 to Holland Hall. The Lady Cats led all the way in defeating former big rival Stillwater. They were ahead 10-3 after…