Top Prospects: Whalen, SEA
February 24, 2017 | 00:00:31
2017 MLB.com Top Prospects: The Mariners acquired Rob Whalen late in 2016, and has the potential to be a back-end starter in the Majors
2017 MLB.com Top Prospects: The Mariners acquired Rob Whalen late in 2016, and has the potential to be a back-end starter in the Majors