Doctson was released from Arizona's practice squad Tuesday.
Doctson (COVID-19 was reinstated to the Cardinals' practice squad from the practice squad-COVID list Monday, Darren Urban of the team's official site reports.
Doctson has tested positive for COVID-19 and will be placed on the Cardinals' practice squad COVID list, Howard Balzer of SI.com reports.
Doctson has signed on with the Cardinals' practice squad.
Doctson was released by the Jets on Friday.
Doctson plans to play in 2021 after opting out last season, , Manish Mehta, formerly of the New York Daily News reports.
Doctson has elected to opt out of the 2020 NFL season, Manish Mehta of the New York Daily News reports.
Doctson has agreed to a deal with the Jets.
The Vikings waived Doctson on Tuesday.
Doctson is active for Sunday's game against Denver and will serve as the fourth receiver, the Minneapolis Star Tribune reports.