DALLAS COWBOYS SIGN VONTA LEACH First move out of the gate for new Dallas Cowboys owner, Chris Bullard, he goes out and signs well known fullback Vonta Leach to a 1 year $3M contract. Vonta Leach is a bruising FB who is known for making holes that a sumo wrestler could run through. Bullard stated that Vonta is brought in to make holes for Demarco Murray who is dangerous when he gets into open space. Dallas fans are excited for this year and the new owner! Only time will tell if this was a good move.