Valuing Wade Miley’s upside

Reading Time: 5 minutesIt was just a few weeks ago that the Seattle Mariners had Wade Miley penciled in as the club’s No. 2 starter, largely in rotation place given the uncertainty beyond Felix Hernandez. Fast-forward those few weeks and a Hisashi Iwakuma re-signing, and that situation isn’t all that different. The club still doesn’t have a true No. 2 s…