But he has yet to develop a mastery of that secondary pitch that would elevate him from being a good closer to being a great one .
A certified flamethrower , Rosenthal can throw high cheese with the best of them .
Rosenthal has yet to develop a mastery of that secondary pitch that would elevate Rosenthal from being a good closer to being a great one .
A certified flamethrower , Rosenthal can throw high cheese with the best of them .