Cowboys' Dak Prescott will undergo MRI every two weeks throughout 2021 NFL season, per report | CBS Sports Headlines Cowboys' Dak Prescott will undergo MRI every two weeks throughout 2021 NFL season, per report The QB is apparently monitoring his shoulder injury very closely ESN FeedsThis post was originally published … Continue reading Cowboys' Dak Prescott will undergo MRI every two weeks throughout 2021 NFL season, per report