Question: what is the nickname of the Baseball player who was helped by Ari Fleischer in his media strategy for his admission of steroid usage ?
Sentence (from "Mark McGwire"): He quickly grabbed media attention in 1987 as a rookie with the Athletics by hitting 33 home runs before the All-Star break, and would lead the major leagues in home runs that year with 49, setting the single-season rookie record.
Relevant evidence: No