On Tonight

Cruz struggles with guilt over Flaco’s death

Severide faces the consequences of his injury – and an uncertain future.

Lester Holt goes behind bars at the Louisiana State Penitentiary.

Oscar Pistorius shoots and kills his girlfriend just eight months after competing in the London Olympics

A couple in love – and a party bus clash during a pre-Halloween celebration. Who killed the “Hockey Player?

An investigation is launched after an abandoned newborn baby is found by the lakefront.

The team looks into a pyramid scheme operation that may be linked to a brutal murder.

A case turns personal for intelligence when Voight’s son is connected to a murder investigation.

The body of a young girl is found in a suitcase.

The entire team races to stop a killing rampage.