NFL free agency 2021: Dak Prescott, Cowboys agree to terms on contract extension with record $126M guaranteed | CBS Sports Headlines NFL free agency 2021: Dak Prescott, Cowboys agree to terms on contract extension with record $126M guaranteed The deal is finally done in Dallas ESN FeedsThis post was originally … Continue reading NFL free agency 2021: Dak Prescott, Cowboys agree to terms on contract extension with record $126M guaranteed