Gold Rush: Rick and Marty begin their biggest and most expensive operation to date. And after years of searching, the brotherhood finally strike gold. (S6, ep 2)

Rick's Big Bang Theory: Rick, Marty and the team return to follow up on last year's amazing discoveries, and double down on their efforts to locate the elusive Money Pit. (S6, ep 1)

Officer Anthony Wright Jr is called to an abandoned house, where a man has been shot dead. Is another murder that happened moments later, nearby, related? (S6, ep 7)

Detective Ricardo John discovers a John Doe, stabbed to death behind an abandoned church in Miami. But the discovery of the victim's true identity leads to chaos. (S6, ep 6)

In Detroit, a warm spring day turns deadly when a basketball game erupts in violence. Officer Jo Ann Miller must track down the players, one by one, to find a killer. (S6, ep 5)

Detectives Castillo and Castellanos work the murder of a young man brutally shot in broad daylight. But will any witnesses dare to come forward? (S6, ep 4)

When a well-loved 58-year-old man is found shot dead, clutching a five-dollar bill, Detectives Thompson and Lindle learn that the victim was murdered a day before his birthday. (S6, ep 3)

In Miami, a recent high school graduate is gunned down and left to die in his father's arms. It's up to Sgt Eunice Cooper and her team to track down the suspects. (S6, ep 2)

In Cincinnati, a teenager watching a street fight is killed by a stray bullet. With little to go on, veteran homicide Detective Bob Randolph must piece together the truth. (S6, ep 1)

In Miami, a mechanic is shot to death in his shop. Detective Juan Hererra and his team focus on why someone would want the victim dead. (S6, ep 11)