K30DT-D

Sheldon wants to search for life on other planets; Mandy answers Georgie's marriage proposal; Missy is caught between two friends.

Dr. Linkletter pushes Sheldon to make friends with his fellow students at college; Georgie gets a pager.

A raw, unfiltered look into the world of sheriff and police departments across the United States as they serve and protect at all costs.

A raw, unfiltered look into the world of sheriff and police departments across the United States as they serve and protect at all costs.

The brother of a murder victim seeks vengeance in court; a defendant in a wheelchair makes a surprise move and gets an officer's weapon; a sovereign citizen thinks he's above the law.

A former stripper and porn actor shoots up a Trump hotel in Florida; an Alabama courtroom erupts after a verdict.

Host of a fantasy football party blames a league member's free vegan alternatives for sabotaging his food sales.

A tire shop owner is brought to court after his attempt to help a young man with a tire blowout ends with a tow and a road trip cut short.

A woman says she saw her husband molesting her 2-year-old; a woman asks her fiancé to take a lie detector test to prove he didn't abuse her teenage daughter.

Paid programming.

Paid programming.

Breeding cheetah cubs in South Africa; rare African wild dogs.

Baby animals bring hope for the next generation of wildlife.

The largest monkeys in the world can only be found in Africa's equatorial rain forests.

Conservationists try many options to save the rhino from extinction.

Jack rides a submarine deep into the waters of Curaçao, rehabilitating coral reefs, diving with sharks and sea turtles.

Jack dives in with bottle-nosed dolphins; dolphin therapy for children.

From Gerald J. Ford Stadium in Dallas.

From Fargodome in Fargo, N.D.

A pre-race lead-up to NASCAR racing.

NASCAR O'Reilly Auto Parts Series teams hit Las Vegas Motor Speedway for the Focused Health 302. Postseason stars fight across 301.5 miles, with defending series champion Jesse Love and Carson Kvapil managing pit strategy for crucial points.

From Snapdragon Stadium in San Diego.