Cattle futures were under pressure due to the continued rage engulfing the JBS plant in Greeley. Workers voted to authorize a strike if JBS does not return to the negotiating table. Hog futures were mixed with uncertainty of the ability of futures to continue the trend higher. LIVE CATTLE: Live cattle futures gapped lower as traders turned uneasy over the unfolding news of the potential strike at the JBS Greeley plant. A specific strike date has not been set, but …