The First 48 - Season 12

In Miami, a good Samaritan is shot dead while intervening in a robbery. Det. TC Cepero is forced to resort to a needle-in-a-haystack search for the getaway car, and for the homeless woman who may have seen the killer.

In Harris County, a young father is carjacked and murdered outside his home. To find the killers, the homicide team needs to find the victim's car. And in Miami, a local musician is gunned down in the street and the hunt for answers leads close to home.

In Harris County, Deputy Mario Quintanilla and his team are investigating the mysterious disappearance and possible murder of a 20-year-old single mother. After days of searching and only a bloody, abandoned car as evidence, Investigators needs to retrace her final steps to solve the mystery.

In Miami, the homicide Unit's Team Five works the murder of a hard working janitor, brutally stabbed to death in his own apartment. With no witnesses, they must rely on clues gathered at the crime seen to help then identify and track down their suspect. In Birmingham, Detective Chris Anderson investigates the murder of a man walking home after fixing a friend's car.

In Dallas, a drive-by shooting among teenage boys leaves an innocent bystander dead. In Cleveland, a young father partying with friends at a nightclub breaks up a fight and ends up murdered.

In DeKalb County, a keyboardist for a local church is gunned down in his home. Detective Lynn Shuler uncovers a web of lies that ultimately puts him on the path of the killers. Then, in Miami, rookie Detective Mario Gonzalez responds to a call about a man found shot dead in an abandoned car. Just as the case is about to run cold, a witness comes forward that shatters the case wide open.

In Dallas, a grandfather is robbed and murdered in his bedroom. Det. Scott Sayers has to figure out who would have bludgeoned him to death for a 26-inch TV. Then, Miami Det. Fignole Lubin investigates a drive-by in Overtown that left an innocent young woman dead. Police find a car riddled with bullets, but was its driver the shooter or another victim?

In Dallas, Detective Brian Tabor investigates the brutal stabbing of a man found in a vacant apartment. Now, detectives need a woman who may have lured him to his death, to come clean. Then in Birmingham, a wild gunfight leaves an innocent young man dead. Detective Jody Jacobs is on the hunt for two shooters and needs to determine who fired the first shot.

In Cleveland, Detectives Mike Smith and Walley Everett investigate the murder of a 23 year-old mother of three found burned in the backyard of an abandoned house. The brutality of the murder leaves a community outraged as detectives search for the killer. And just when the case is about to hit a dead end, a witness comes forward who may shatter the case wide open.

In Dekalb County Georgia, an out of state truck driver is found shot to death in the cab of his truck. Detectives working the case trace the victim's missing cell phone hoping it will lead them to the shooter. And in Harris County, TX, investigators work the case of an exotic dancer found murdered in her house. The need to find out if the killer could be someone she knew and trusted.

In Miami, an unarmed man is gunned down in the parking lot of a popular bar. Detective Rolando Garcia and his team hope the victim's friend, who survived the shooting, can identify the shooter. In Dallas, Detective Dale Lundberg investigates the murder of a woman found bludgeoned to death in her apartment. The victim's missing car could provide the clue that could lead detectives to the killer.

Dallas Detective Dwayne Thompson and the homicide team investigate the brutal double murders of two friends shot and burned beyond recognition in the trunk of a car. Will detectives be able to catch the killers before they strike again?

A home invasion in Harris County, TX turns deadly when a woman is murdered in front of her daughter. In Dallas, a teenager trying to sell his gun pays the ultimate price.

In Miami, an unarmed man is shot in the back, but no one will give up the shooter. In Cleveland, three best friends head home from party, but one of them ends up dead.

A convenience-store clerk is murdered by a masked gunman; a man is beaten to death by numerous assailants.

A Cleveland homicide detective investigates why a friendly house party became the scene of a double murder.

After the discovery of a beloved man dead in his apartment on a bed of broken glass, Dallas detectives zero in on a suspect.

Miami police detectives hope the two survivors of a corner-store massacre can identify the shooter who killed two others; a Cleveland man is found strangled in his apartment.

A Cleveland man shot while driving his car sends detectives on a manhunt across four states to find his killer. In Miami, a man is gunned down in broad daylight but detectives have to rely on the tight-lipped citizens of Overtown to solve the murder.

In Miami, a beloved father is gunned down outside his apartment, leaving his son and the Homicide team wondering who would want him dead.

Detectives seek the public's help when an unidentified body is found dismembered and burned in a Dallas field.

In Harris County, Texas, a man is stabbed at a strip mall in the middle of the night. Sgt. Craig Clopton finds surveillance video of the murder, but it leaves him with more questions than answers.

In Dallas, an innocent man gunned down in his car leads detective on a manhunt for a killer on shooting spree. As the investigation unfolds, witnesses reveal the brutality of the shooter.

In Miami, the homicide team investigates a triple shooting on a crowded bus that injured two and left a teenager dead. As detectives work the case, they discover that their victim was killed in an escalating street war.

In Dallas, a fight among school girls turns into a deadly home invasion. Then, an attempted car jacking in Cleveland leaves an innocent man shot dead.

When a Dallas man is found shot to death in an apartment complex, the homicide team must rely on the eyes of the community to help solve the case before the killer slips through their fingers.

In Miami, a man is gunned down on a quiet city sidewalk. A mysterious car leads detectives on the trail of a suspect with a violent past. Then in Cleveland, a young mother of five is found shot in her apartment.

In Dallas, a drive-by shooting among teenage boys leaves an innocent bystander dead. In Cleveland, a young father partying with friends at a nightclub breaks up a fight and ends up murdered.

In Miami, a man found stabbed to death and dumped in an empty lot turns into a standoff with the house next door. Then in Harris County, a young father shot down in a turf war sends cops on the hunt for a killer caught on video.

In Miami, club night turns deadly for an unarmed teenager. Detectives need devastated friends and family to help lead them to the killer. In Cleveland, two college students are robbed and shot while walking their dog.