text: Transactions BASEBALL Arizona (NL): Placed C Koyie Hill on the 15-day DL; purchased contract of C Chris Snyder from El Paso (Texas League). Baltimore (AL): Placed OF Larry Bigbie and 2B-OF Jerry Hairston on the 15-day DL; recalled OF Darnell McDonald from Ottawa (IL); purchased contract of OF Val Majewski from Bowie (EL). Houston (NL): Placed P Andy Pettitte on the ...