Chicago Cubs draft Mason McGwire, son of former slugger Mark McGwire - The Boston Globe
Hitting dingers: Former MLB star Jose Canseco visits young cancer survivor in St. George
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Rival Cubs draft son of ex-Cardinals slugger Mark McGwire
Cubs draft son of ex-Cardinals slugger Mark McGwire Midwest News - Bally Sports
Mason McGwire, Son of Mark McGwire, Drafted by Cubs - Sports Illustrated
Mason McGwire, son of former St. Louis Cardinals slugger Mark McGwire, drafted in 8th round by Chicago Cubs - ESPN
Cubs select Mark McGwire's son Mason in MLB draft
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Mark McGwire - Wikipedia