The Union Association survived for only one season (1884), as did the Players' League (1890), an attempt to return to the National Association structure of a league controlled by the players themselves. Both leagues are considered major leagues by many baseball researchers because of the perceived high caliber of play and the number of star players featured. However, some researchers have disputed the major league status of the Union Association, pointing out that franchises came and went and contending that the St. Louis club, which was deliberately "stacked" by the league's president (who owned that club), was the only club that was anywhere close to major league caliber.
Canseco's second book, Vindicated , was released to much less fanfare than his first, Juiced . The new book contained two passed lie-detector tests among allegations of drug use by then Chhicago White Sox star, Magglio Ordonex. Canseco also claimed to have introduced Alex Rodriguez to a known steroid dealer/trainer. Rodriguez had not been previously implicated. The book also recounted an off-camera exchange between Canseco and 60 Minutes host, Mike Wallace, inquired about how steroids and human growth hormone might Wallace, who was in his eighties.