Related Clues:

• Stadium worker
• Worker at home
• One behind home plate, informally
• Caller with a mask
• Short ballpark official?
• "Out" crier
• Worker who handles your case?
• Carped (anag)
• One making safe decisions
• Short sport judge?
• One crouching at home
• He may give a Yank the thumb
• Hole from explosion
• Mil. policeman (colloq.)
• Policeman has to go over to arrest duke