MacGyver 4×09 Promo “Code + Artemis + Nuclear + N3mesis” Season 4 Episode 9 Promo

MacGyver 4×09 “Code + Artemis + Nuclear + N3mesis” Season 4 Episode 9 Promo – While Mac’s friends surround him during his time of grief, Los Angeles’ power grid is taken hostage in a ransomware attack resulting in a citywide blackout, and the team discovers the code used was written by Riley years ago, on MACGYVER, Friday, April 10th on CBS. Tate Donovan returns as Oversight.