It looks like Jon Jones isn't the only person in his family catching heat for allegedly taking performance-enhancing drugs.
Jones' brother, Arthur, has been suspended by the NFL for the first four games of the 2016 season for violating the league's PED policy, the Colts announced Friday .
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The 30-year-old defensive end signed with the Colts in 2014. He missed all of last season with an ankle injury.
Jon Jones was found to have Hydroxy-clomiphene, an estrogen blocker, and Letrozole metabolite, an aromatose inhibitor, in his system during an out-of-competition test earlier this month, resulting in his withdrawal from UFC 200. He claimed to be a victim of his own ignorance .