WPCH-DT4

When Penny and Bernadette go to San Diego for a pharmaceutical sales convention, Wolowitz is left in charge of the kids; Sheldon finds a book about experimenting on kids.

George Sr. is asked to help with the football team; Mandy discovers Georgie and Meemaw's secret business.

Bernadette runs into her ex-boyfriend (Rick Fox) while attending a science event with Wolowitz.

Vanessa turns to Mike and Carol for advice on her State Assembly campaign; Kyle is overcome with anxiety when Ed gifts him an expensive watch.

A '72 Camaro gets stripped down for a fresh coat of paint and a race-ready wrap.

Hosts Marc Christ and Brandon Burke mix Nashville's flavor and excitement with cool truck builds including classic and late model pickups, sport trucks, and SUVs.

Part of the "PowerNation" series of syndicated automotive programs, "Detroit Muscle" delights fans of 1960s and '70s era muscle cars -- and the Motor City's latest modern muscle machines -- by detailing step-by-step restoration and modification projects. From fitting a 1967 Galaxy with a 347 turbo to showing how a 50-year-old Mustang can handle like a late-model pony, the show's crew aims to make

Pro engine tips on assembling and tuning everything from street engines to full-race motors.

The weekday news magazine takes an in-depth look at topics from politics to personal finance, featuring watchdog reports about government corruption and failures, consumer alerts and health care issues.

A syndicated newsmagazine includes investigative reports, interviews with newsmakers, human interest stories, and celebrity and pop-culture features. The long-running series, which premiered in 1989, is currently anchored by Eva Pilgrim.

After graduating high school, Sheldon has a breakdown when he realizes he may not be ready for college; Dale tries to make amends with Meemaw.

Beverly hopes to inspire the students when she substitutes for Barry's chemistry class; Adam accidentally embarrasses Emmy by reading a note about her in class.

Elaine's ex introduces her to two of his friends who look like George and Kramer but act like their exact opposites.