Dallas Cowboys star Dak Prescott suffered a partial avulsion of his hamstring tendon based on an initial examination, according to NFL Network's Jane

According to Jane Slater of the NFL Network, Prescott was initially diagnosed with a partial avulsion of his hamstring tendon. That's an injury which could take more than four weeks to heal. Slater notes that the 31-year-old is seeking a second opinion on the injury to better determine the best course of action.