Art Thiel: Griffey Impacts Mariners Off the Field SEATTLE, WA (KPLU) - As the baseball season nears the halfway mark, a lot of people are looking at how Ken Griffey Junior is doing in his return to the Mariners. KPLU sports commentator Art Thiel says Griffey's performance at the plate has been less than stellar, but he tells KPLU's Kirsten Kendrick you have to look beyond the box score to see Griffey's true impact. © Copyright 2009, KPLU