Ghosts | 9pm | CBS

When Sam is commissioned to write an article about Flower and her friends holding up a bank during their commune days, Flower begs Sam not to accept the job because she’s embarrassed about a part of the story she’s never revealed.

Chicago Med | 8pm | NBC

Dylan’s loyalty to Med and the police department is challenged when an old family friend and veteran cop exhibits concerning behavior. The annual random drug testing puts a doctor’s career in jeopardy. Ethan tries a risky old-school method on a patient. Will helps Stevie search for her mother.

The Voice | 8pm | NBC

Two artists, from each team, are revealed as safe by America’s votes. Each coach selects one more artist to move forward. The next highest vote earner from each team competes in the Wildcard Instant Save, joined by the winner of the Comeback Vote. One artist from the Save moves on to the Top 13.

Ghosts | 9:30pm | CBS

Pete convinces Sam to invite his living wife to the mansion, only to discover she’s been keeping a dark secret from him for many years. Also, Sassapis gets angry with Thorfinn for binge-cheating their favorite show without him, and Trevor learns he may have a daughter.

Chicago Med | 8pm | NBC

Crockett helps Dr. Blake replace a patient’s liver. Vanessa tries to prove herself. Will continues to pursue the truth about Cooper. Ethan gets closer to returning to life in the E.D.

The Voice | 8pm | NBC

Global superstar Ed Sheeran serves as Mega Mentor to all of the teams on the final night of the Knockouts. The coaches, who each have one steal, pair their artists to perform individually against a teammate, then select a winner to move on to the Live Playoffs.

Walker | 8pm | The CW

Season Premiere: Walker (Jared Padalecki) realizes his life is at risk and confronts Captain James (Coby Bell) who confesses to him the real reason Micki (Lindsey Morgan) went undercover. Meanwhile, the Davidsons return home which sets Abeline (Molly Hagan) on edge as there is dark history between the two families. Trey (Jeff Pierre) almost blows […]

Legends of Tomorrow | 8pm | The CW

With Astra (Olivia Swann), Spooner (Lisseth Chavez) and a now-human Gideon (Amy Pemberton) trying to save the Legends, Gideon becomes overwhelmed by her new human choices sending her into a catatonic state. Astra and Spooner combine their powers to enter Gideon’s mindscape and discover that a virus is trying to erase all of Gideon’s memories. […]

The Voice | 8pm | NBC

Global superstar Ed Sheeran serves as Mega Mentor to all of the teams on the second night of the Knockouts. The coaches, who each have one steal, pair their artists to perform individually against a teammate, then select a winner to move on to the Live Playoffs.

The Voice | 8pm | NBC

Global superstar Ed Sheeran serves as Mega Mentor to all of the teams on the first night of the Knockouts. The coaches, who each have one steal, pair their artists to perform individually against a teammate, then select a winner to move on to the Live Playoffs.

Locke & Key | Netflix

With danger lurking closer than they know, Tyler, Kinsey and Bode unlock more family secrets as they dig deeper into the power and mystery of the keys.

Law & Order: Special Victims Unit | 9pm | NBC

500th episode: Amaro asks the SVU for help in clearing a convicted man’s name and brings a figure from Benson’s past back into her life.

Chicago Fire | 9pm | NBC

In the show’s milestone 200th episode, Casey makes a life-altering decision. Gallo, Ritter and Violet agree to an interview and photo shoot. Brett and Mouch launch the paramedicine program. Cruz comes closer to fatherhood.

The Voice | 8pm | NBC

The battle roundsThe battle rounds conclude as the coaches enlist music industry powerhouses Jason Aldean, Kristin Chenoweth, Dierks Bentley and Camila Cabello to prepare their artists to go head-to-head in hopes of advancing to the knockouts. Each coach has one steal and one save at their disposal. conclude as the coaches enlist music industry powerhouses […]

The Voice | 8pm | NBC

The battle rounds continue as the coaches enlist music industry powerhouses Jason Aldean, Kristin Chenoweth, Dierks Bentley and Camila Cabello to prepare their artists to go head-to-head in hopes of advancing to the knockouts. Each coach has one steal and one save at their disposal.