Oscar®-winning hip-hop artist Common returns to his hometown of Chicago to explore disparities in the criminal justice system; actress Rosario Dawson travels to Flint, Michigan, to uncover the man-made disaster behind the city’s water crisis; and legendary TV producer Norman Lear investigates gentrification in New York City, revealing a city of people with no homes and homes with no people.

Legendary TV producer Norman Lear continues his investigation into the gentrification of New York City and goes undercover to expose racial discrimination in housing; actress Rosario Dawson reveals new information on the Flint water crisis; and "Grey's Anatomy" star and former teacher Jesse Williams travels to Pinellas County, Florida, to investigate the roots of one of the most unequal school systems in the country.

Rosario Dawson travels to Flint, Michigan to investigate the city's Water Crisis and how a government could allow its citizens to be poisoned. Her investigation leads to questions about specific policies and how they led not only to the Flint crisis, but to others in largely African American communities around the state.

“Grey’s Anatomy” star Jesse Williams continues his investigation into the Pinellas County School system and the fight to dismantle the school to prison pipeline; actor Peter Sarsgaard explores the addiction crisis ravaging an Ohio town; and Emmy®– and Golden Globe®-winning actress America Ferrera travels to Texas to report on the lives of the undocumented living in the Rio Grande Valley.

Actor and comedian Zach Galifianakis continues his investigation into the political landscape of his home state of North Carolina and how it's emblematic of the country's deepening political divide during the 2016 campaign.