(VCSU)  Valley City State University athletic director Jill DeVries announced Thursday that head softball coach Michael Mook has resigned his position at VCSU to become the head coach at West Texas A&M University, an NCAA Division II school in Canyon, Texas. 

Mook led the Viking softball team for four seasons, compiling a 154-61 overall record at VCSU.

DeVries said a national search for a new head coach will start immediately.