“The First 48 Presents Critical Minutes” “Grey’s Anatomy” “Swamp People: Serpent Invasion” “Star Trek: Discovery”

(8 p.m., 12:03 a.m., AE): The new episode “Rookies” spotlights three new homicide detectives in condensed stories. A baffling robbery in New Orleans takes months to unravel, while in Phoenix, a first-time detective who has only one clue follows a crime that started with a routine fender-bender, but set off a horrible chain of events. Finally, an Atlanta newbie pursues suspects in a deadly drug deal. Another episode immediately follows.

(9 p.m., ABC): Bailey (Chandra Wilson) begins to panic when she learns of another major surge in COVID-19 cases, since she has several loved ones in assisted living facilities, in the new episode “Fight the Power.” Elsewhere, Jackson and Richard (Jesse Williams, James Pickens Jr.) team up against Catherine (Debbie Allen) to teach her a much-needed lesson.

(9 p.m., 1:03 a.m., History): The hunters screw up their courage and venture into a remote part of the Everglades that is known for both unexplained disappearances and swarms of snakes in the new episode “Return to the Everglades Triangle.” A nervous Bruce and Zak use a handheld thermal device from their boat to track the serpents.

(10 p.m., CBS): Violating chain of command and bypassing Starfleet’s orders, Lorca (Jason Isaacs) uses the biggest asset possessed by the crew of the U.S.S. Discovery — the ship itself — as a key component in his attempt to end the exhausting war with the Klingons once and for all, in the new episode “Into the Forest I Go.”