TONIGHT’S HIGHLIGHTS

Jane sends out an SOS on “Blindspot” (8 p.m., NBC, TV-14).

A model’s murder has posh connections on “Lethal Weapon” (8 p.m., Fox, TV-14).

“Unsung” (8 p.m., TV One) profiles “Def Comedy Jam” stars Joe and Guy Torry.

Battle stations on “Empire” (9 p.m., Fox, TV-14).

Jay fears losing his last refuge on “Modern Family” (9 p.m., ABC, TV-PG).

“Nova” (9 p.m., PBS, TV-G) continues its “Treasures of the Earth” series with a look at metals.

A governor’s meeting is interrupted by gunfire on “Designated Survivor” (10 p.m., ABC, TV-14).

The creeps continue on “American Horror Story: Roanoke” (10 p.m., FX, TV-MA).

Jimmy and Gretchen attend a wedding on “You’re the Worst” (10 p.m., FXX, TV-MA).

A kingpin emerges on “Survivor” (8 p.m., CBS, TV-PG).

Adam makes a movie on “The Goldbergs” (8 p.m., ABC, TV-PG).

Oliver seeks links to Prometheus’ victims on “Arrow” (8 p.m., CW, TV-14).

J.J. falls for the new girl in town on “Speechless” (8:30 p.m., ABC, TV-PG).

Teens survive a gruesome scene on “Criminal Minds” (9 p.m., CBS, TV-14).

A hazing goes too far on “Law & Order: SVU” (9 p.m., NBC, TV-14).

A new friend sees the future on “Frequency” (9 p.m., CW, TV-14).

Career moves on “black-ish” (9:30 p.m., ABC, TV-PG).

A rude awakening on “Code Black” (10 p.m., CBS, TV-14).

A witness is silenced on “Chicago P.D.” (10 p.m., NBC, TV-14).