By Jacob UnruhSTILLWATER — With his right hand wrapped with black tape that weaved around his thumb, Dru Brown showed just the slightest sign that a possible thumb injury he suffered last week was real.But Oklahoma State’s new starting quarterback was having no part of giving more details.“Yeah, my thumb is good,” Brown said Tuesday evening following a slight pause and smile to the question from a reporter about his thumb.Brown made his first OSU start at West Virginia, helping the Cowboys win a fourth straight game.Read more on NewsOK.com