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No job is more stressful, dangerous or exhilarating than those of the Firefighters, Rescue Squad and Paramedics of Chicago Firehouse 51. These are the courageous men and women who forge headfirst into danger when everyone else is running the other way and whose actions make the difference between life and death. These are their stories.

District 21 of the Chicago Police Department is made up of two distinctly different groups. There are the uniformed cops who patrol the beat and go head to head with the city's street crimes. And there's the Intelligence Unit, the team that combats the city's major offenses - organized crime, drug trafficking, high profile murders and beyond. These are their stories.

America's Culinary Cup will feature a cast of the nation's most decorated chefs as they compete in the kitchen.

Restless in the Florida Keys, Etta Tiger Jonze dreams of a life in Miami's glittering, sub-tropical kingdom. When her family's drug-running business shatters in tragedy, however, Etta embarks on a dangerous journey through Miami's neon-lit underbelly that will define who she is and what she's ultimately capable of.

Eighteen to twenty castaways will compete against each other on Survivor. All castaways will compete to outwit, outplay, outlast and ultimately be crowned Sole Survivor.