David Irving: Why his retirement hurt future marijuana usage in NFL
Rather than dealing with a third suspension for violating the NFL's substance-abuse policy, Cowboys DL David Irving announced Thursday that he is retiring from football. His announcement came via a lengthy Instagram video in which the Iowa State product appeared to be smoking a joint. Did he handle the situation appropriately? SI Now weighs in.

Rather than dealing with a third suspension for violating the NFL's substance-abuse policy, Cowboys DL David Irving announced Thursday that he is retiring from football. His announcement came via a lengthy Instagram video in which the Iowa State product appeared to be smoking a joint. Did he handle the situation appropriately? SI Now weighs in.
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