Racing PositionsBaseball's next superstar? Bobby Witt Jr.'s rise to MLB's top tier5mJeff PassanYankees' Rizzo (arm) set to undergo more testing7hJorge CastilloD-backs' Carroll to undergo MRI on ailing side10hEx-infielder, coach Brumley killed in crash at 618hYankees prospect Dominguez (left side) off to IL8hJorge CastilloBetts breaks hand on HBP in 'big blow' to Dodgers10hPhillies-Orioles pauses for Fleet Week flyovers13hAstros RHP Blanco pulled after 7 amid no-hit bid13hPhillies' Thomson ejected in 8-3 loss to Orioles13hPadres' Machado, Shildt tossed for arguing call13h