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In order to take her mind off of her heartbreak, Erica takes a trip to Los Angeles to see her best friend; after getting caught taking part in an underground poker game, Adam gets sentenced to Pop-Pop duty, which turns out better than expected.

Phil can't get anyone else to care about tending to the eggs; Claire is anxious about bringing her closet ideas to Jay; Cameron gets over-attached to the frat guys living in the upstairs unit.

A candid look at how the gossip site operates, bringing viewers into the site's newsroom, where the daily chats take place; viewers present their opinions on the featured topics through social media, phone calls and video chat.

A 1907 Saint-Gaudens coin makes its way onto the counters; a vintage pair of Ray-Ban sunglasses owned by President George Bush, Sr. comes in; Rick finds Chum's secret stash in the back.

A signed, limited-edition copy of "Seven Years in Tibet" enters the shop; Corey and Chumlee yuk it up over a Three Stooges promotional projector; Chumlee seeks new policies to liven up the beginning of the work week.

Looking at extreme winter storms.

Margot Robbie; Stephen Curry; Milo Ventimiglia ("I Can Only Imagine 2"); Sigourney Weaver; the cast of "K-POPS"; Ben Kingsley; Mike Merrill; Rachel McAdams; Kit Harington; Kristen Wiig; Sombr.

A rescue center in Peru works to rehabilitate monkeys, macaws, tapirs, turtles, a jaguar, an otter and a rare short-eared dog.

The Atacama Desert in Chile.

The Canadian province of Alberta: an international peace park; moose, bighorn sheep and elk; Dinosaur Provincial Park.

A rescue effort for Amazon manatees.

Stay informed with the latest breaking news and headlines.

Stay informed with the latest breaking news and headlines.

Join financial planner Stewart Willis as he discusses strategies designed to protect and grow your nest egg.

Paid programming.

Sheldon asks his friends to challenge him in hope of achieving a scientific breakthrough; Wolowitz invents a game about Raj.

Sheldon and Leonard must defend themselves from an online bully's criticism after they co-publish a paper; Bernadette, Penny and Amy confront embarrassing moments during a girls night.

George Sr. bails Meemaw and Georgie out of jail; Sheldon and Missy meet Mandy; Mary feels unwelcome at church.

A pre-race lead-up to NASCAR racing.

Drivers battle for 200 laps at Texas Motor Speedway. Justin Allgaier seeks his third win of the campaign at the 1.5-mile quad-oval. Toyota looks to reclaim dominance at the venue, while Jesse Love leads the rookie of the year race.

Sheldon refuses to eat solid foods after a choking scare with a breakfast sausage; he discovers comic books for the first time.

Sheldon struggles with newfound popularity after utilizing statistics to help the football team.

Wedding plans are jeopardized when NASA reschedules Howard's mission; Leonard says something in the bedroom that surprises Penny.

The gang tries to help Wolowitz and Bernadette get married before the space launch.

Your only local, late-breaking news, weather and sports at 7pm.

Highlights from the fourth Republican Presidential debate, with expert analysis of the candidates and a breakdown of the night's top moments ahead of the primary election.

The Go-Go's become the first successful, all-girl band to write their own songs and play their own instruments while making it to No. 1 on the charts.

After Dr. Sturgis experiences a nervous breakdown, Mary worries Sheldon is headed down a similar path; Georgie discovers he has a knack for sales.

Without Dr. Sturgis' university class, Sheldon must find a new way to stay academically challenged; Mary helps Pastor Jeff avoid temptation with his girlfriend.