All NHL player doping samples tested Austin Watson reinstated by NHL Watson suspended, in substance abuse stage two of substance abuse program Canadiens' Kassian enters substance Predators' Watson suspended, in Bobby Ryan enters NHL/NHLPA player Predators' Austin Watson suspended substance abuse and behavioral health NHL/NHLPA Substance Abuse Program KASSIAN SUSPENDED – ENTERS NHL Preds' Watson placed in substance abuse NHL Substance Abuse Zack Kassian has been reinstated NHL reinstates Zack Kassian after stint NHL/NHLPA Substance Abuse How the NHL substance abuse program worksNHL-NHLPA substance abuse program Zack Kassian Suspended, Placed in Habs Kassian to enter substance abuse Golden Knights' Valentin Zykov Zack Kassian has entered the NHL's
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