Joshua Chang

MACGYVERS1, E11

Scissors

MacGyver and Jack search for Riley, using a microwave and a power strip, after she mysteriously disappears and hacks into the NSA, possibly unleashing World War III. Also, Bozer goes on his first official mission, and Jack opens up about his history with Riley's mother, Diane (Michael Michele).
MAGNUM P.I.S1, E13

Day of the Viper

Magnum and Higgins are shocked when one of her former MI6 teammates shows up with a fresh gunshot wound and news that 'the Viper,' the assassin who killed Higgins' true love, has surfaced on Oahu. Also, while Magnum's busy helping Higgins track down the Viper, he asks Rick to take over a case, a task that Rick relishes until it goes sideways.
NCIS: LOS ANGELESS13, E7

Lost Soldier Down

NCIS investigates the apparent suicide of a Navy intelligence officer who leapt to his death after taking LSD. Also, while Kensi is away, Deeks makes plans to redo the backyard without her input.