MLB Prospect Watch: Mariners follow through on service-time manipulation vow as Kelenic, Gilbert await debuts | CBS Sports Headlines MLB Prospect Watch: Mariners follow through on service-time manipulation vow as Kelenic, Gilbert await debuts Kelenic and Gilbert should be called up soon, but it’s no surprise to see them spend … Continue reading MLB Prospect Watch: Mariners follow through on service-time manipulation vow as Kelenic, Gilbert await debuts