Cowboys DE Jadeveon Clowney testing his hamstring injury pre Lions [LjkNFHZzEJM] Published in Everyday Knowledge Cowboys DE Jadeveon Clowney testing his hamstring injury pre Lions r8BZFGLN1Jq qJxD77WDsHt XqQ90gHGcUJ Vfm00C37bHB 2RUSfNba9fu