The First 48

In Miami, after a celebrating his 46th birthday with family, a man is found dead on a residential sidewalk. The investigation, supervised by Sgt. Johnny Herrera, uncovers a tangled plot of false leads and secret lives ? the victim's past proves as puzzling as his death.

When a deaf father of 3 is stabbed to death in his doorway, Det. William Brown must enter the silent world of the hearing-impaired. As he closes in on the potential killers, he gets shocking information that may link his suspects to an earlier unsolved murder.

In Louisville, a 45-year-old man is found gunned down in the snow. Det. Rick Arnold and his team track down a key witness who is forced to chose between her friendship with the suspect and her own freedom.

In Birmingham, Det. Chris Anderson works to unravel the mystery of a motorcycle club president shot in the head after being run off the road. And Louisville Det. Corey Cadwell races against the clock to catch the killer of a mother of seven, strangled to death in her apartment.

In Birmingham, Detective Chris Anderson and the homicide team investigate the brutal murder of a young woman shot to death in a park in the middle of the day. Detectives must first discover the identity of the victim before they can track down their suspect and learn the disturbing motive behind her murder.

In Birmingham, when motorists discover a decomposed body on the side of the interstate, a missing-person case turns into a homicide investigation. As lead Det. Jerry Williams searches for the friend who filed the missing-person report, he finds that in this case it's a tortuous route to the truth.

In Miami, two men are found beaten and shot behind an abandoned house. As Det. TC Cepero digs deeper into the case he unearths more than one reason the men could have been killed.

In Louisville, rookie detective Kristen Downs is trying to untangle a love triangle that turned deadly. And in Dallas, lead detective Scott Sayers and his team must piece together what happened inside a car that left the driver dead and a second victim critically injured.

Two separate homicides hit the small Miami community of Overtown. First, Det. Orlando Benitez and Miami homicide team 6 head out to investigate the murder of a well-known man shot to death on the street in broad daylight. After reaching out to friends and family the team has a surprising suspect?

In Louisville, a 33-year-old woman collapses in the street after being stabbed multiple times. When detectives arrive at the crime scene there's a startling discovery--they're familiar with the victim. Now, Sgt. Brian Nunn and Det. Brenda Wescott must reach out to witnesses and friends of the victim to track down her killer.

In Birmingham, Det. Marcel Walker works to unravel the mystery of a 28-year-old man shot in his home. After calling 911 from inside the victim's home, a woman suspiciously flees the scene. When detectives track her down, she finally leads detectives to the possible shooter whose testimony reveals a shocking twist.

In Louisville, a community is outraged when a married couple is gunned down at home in front of their two young children. Det. Kevin Trees and the homicide team hit the streets hoping the community's strong reaction to the killing will trump the neighborhood's long-standing code of silence.

When dismembered body parts are found floating in Miami's Biscayne Bay, Det. Orlando Silva and the Miami homicide team work around the clock to solve one of the most brutal murders South Florida has ever seen.

In Harris County, Sgt. Roger Wedgeworth investigates the gruesome murder of a homeless man found stabbed to death along Interstate 45. Without any witnesses or a motive, investigators race to find a suspect before the case goes cold.

In Birmingham, Detective Chris Anderson returns to his childhood neighborhood to investigate the murder of a man killed over ten pounds of marijuana.

In Miami, Det. Rolando Garcia is investigating the shooting death of a local homeless man, known for looking after his fellow transient friends. As the case begins to unravel and witnesses give up information, Garcia learns that the victim's commendable behavior may have instigated his death.

In Louisville, a sleeping family awakens to a barrage of bullets from a machine gun, leaving two young boys injured and a teenager dead. With no eyewitnesses, Detective Mickey Cohn must resort to old-fashioned detective work to solve one of the most brazen acts of violence he has ever seen.