The organization has been working through legalities (associated with the collective bargaining agreement), which have slowed down the process. The Jets would be reckless to play Wilkerson in the final two games of the season given the parameters of his contract. The defensive lineman's $16.75 million base salary for 2018 is guaranteed for injury only at the moment. (It won't be fully guaranteed until the third day of the new league year in March.)