MacGyver (2016) (2016)

S04E13 Save + The + Dam + World

As Mac and Riley infiltrate Codex in an attempt to dismantle the organization from inside, their operation is disrupted when Russ, Desi, and the Phoenix team step in to thwart Codex's plan to unleash a weapon of mass destruction, putting Mac and Riley in jeopardy. Meanwhile, the team uncovers the true motive behind Russ's acquisition of the Phoenix Foundation.