Skyler Cassity’s path has gone through Stillwater so many times that it makes sense he end up as Oklahoma State’s defensive coordinator for 2026. While he did terrific work under Eric Morris at North Texas and move to OSU with the first-year Cowboys head coach, it goes much deeper than that. His father, Mike Cassity, was a long-time defensive coordinator in Division I. He coaches at nine different schools, including Oklahoma State. He was the co-defensive coordinator in 1999 and handled the job himself in 2000. Skyler’s brother, Braden, was a defensive end, tight end and fullback at Oklahoma State. Orange runs in the family, as he told OKState.com earlier this year. “It's exciting,” he said. “Obviously I came up here a lot with playing on the opposing sideline and then getting to watch my brother play up here.…