BBC Four

With a record number of Americans trading city life for homes in the suburbs, relationships between neighbors are being put to the test. Neighborhood Wars takes viewers into the homes and backyards of neighbors across the country with some of the most unexpected and emotionally charged events caught on camera. Featuring footage from cell phones, drones, home security cameras and more, the series showcases the kindness and conflict between real-life neighbors throughout the US.

Born and raised in the City of Brotherly Love, Lt. Chris McMullin (Bucks County Sheriff's Office) hosts "Philly Homicide." McMullin spent several years as a Philadelphia P.D. patrol officer before working his way up to become a detective with Bensalem P.D., where he investigated everything from robberies to assaults, sex crimes and homicides.  

In each hourlong episode of "Philly Homicide," McMullin gives unique insights on crimes that took place in a region steeped in rich history, vibrant culture, and known for tenacity and grit. Archival footage, exclusive first-person interviews with former and current Philly area detectives and cinematic recreations provide an insider's view into the heartrending cases Philly's finest diligently worked to solve in the city known as America's birthplace.

For more than a quarter-century, Nature has brought the beauty and wonder of the natural world into American homes, becoming in the process the benchmark of natural history programs on American television. The series has won more than 600 honors from the television industry, the international wildlife film community, parent groups, and environmental organizations – including 10 Emmy Awards, three Peabody Awards, and the first honor ever given to a program by the Sierra Club.

Georgie & Mandy's First Marriage follows Georgie and Mandy as they raise their young family in Texas while navigating the challenges of adulthood, parenting and marriage.

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.