Episode 4

RuPaul's Drag Race is a Primetime Emmy Award winning American reality competition television series, hosted by five time Emmy Award Winning Host and international Drag superstar RuPaul. The show features drag queen contestants competing in weekly challenges such as photo shoots, comedy performances and stomping the runway in the hopes of avoiding the bottom two - where they will have to lip sync for their lives.

The Ark takes place 100 years in the future when planetary colonization missions have begun as a necessity to help secure the survival of the human race. The first of these missions on a spacecraft known as Ark One encounters a catastrophic event causing massive destruction and loss of life. With more than a year left to go before reaching their target planet, a lack of life-sustaining supplies and loss of leadership, the remaining crew must become the best versions of themselves to stay on course and survive.

Detective Charlie Hudson, a cunning Major Crimes detective for the St. John's Police Department, teams up with an unusual partner – Rex, a former-K9 German Shepherd, whose heightened senses keep Charlie hot on the trail of his suspects. Together, they investigate puzzling crimes, from a kidnapping which reveals a much larger conspiracy at play to an art theft murder which runs deep into the world of high society. With Charlie's deft detective work and Rex's keen canine senses, this crime-fighting pair is unstoppable.

In NCIS: Origins, young Leroy Jethro Gibbs starts his career as a newly minted special agent at the fledgling NCIS Camp Pendleton office where he forges his place on a gritty, ragtag team led by NCIS legend Mike Franks.

20/20 continues to combine hard-hitting investigative reports, newsmaker interviews and compelling human interest and feature stories.