Rick Mercer Report - Season 4

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

Doc centers on the hard-charging, brilliant Dr. Amy Larsen, Chief of Internal and Family Medicine at Westside Hospital in Minneapolis. After a brain injury erases the last eight years of her life, Amy must navigate an unfamiliar world where she has no recollection of patients she's treated, colleagues she's crossed, the soulmate she divorced, the man she now loves and the tragedy that caused her to push everyone away. She can rely only on her estranged 17-year-old daughter, whom she remembers as a 9-year-old, and a handful of devoted friends, as she struggles to continue practicing medicine, despite having lost nearly a decade of knowledge and experience.

In Boston Blue, NYPD Detective Danny Reagan takes a position with Boston PD. Once in Boston, he is paired with Detective Lena Silver, the eldest daughter of a prominent law enforcement family.

The Pitt is a realistic examination of the challenges facing healthcare workers in today's America as seen through the lens of the frontline heroes working in a modern-day hospital in Pittsburgh, Pennsylvania. Each episode follows an hour of Dr. Robby's 15-hour shift as the chief attendant in Pittsburgh Trauma Medical Hospital's emergency room.

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.