Prospect Roundup: Games of May 9
O's Hall racks up the K's; Mariners' Kelenic enjoys double dip
Orioles LHP DL Hall, Class A Advanced Frederick: 4 IP, 1 H, 0 R, 3 BB, 8 K -- After struggling to a 5.40 ERA through his first four starts, Baltimore's No. 3 prospect came out of the bullpen to stifle any hope of a Potomac rally. Hall recorded eight of