Missouri's 'Murder Squad' must rely on inhabitants of a drug and gang ridden area to help solve a murder, hoping that the word on the street will crack the case.

And a scared old man in Kansas City who fled the scene of a double murder moments before the killings occurred, fingers a father-and-son team of drug dealers known for delivering harsh punishment to anyone who crosses them.

Join our detective teams as they race against the clock in the first 48 hours.