The New Detectives

For some killers, murder can be a profitable business. And the scene of the crime can be both a source for clues, and puzzling questions. When a victim has been targeted for death, investigators must look beyond the obvious to uncover a murder for hire.

Sometimes, the cause of death does not match the scene of the crime. When an untraceable poison is used to commit murder, homicide detectives turn to forensic toxicologists to follow a killer's tracks and expose a toxic death.

Lies and deceit can often throw investigators off the trail of justice. But when hard evidence contradicts a killer's story, police must use the clues to piece together the truth. Follow investigators as they unravel a web of lies to track down and catch the killers.

There are several things that can suggest murder; jealousy, anger, poison…When everyday substances reveal hidden clues that break a homicide case, those substances become the elements of murder.

Most victims of multiple murderers are meticulously chosen because of a mutual connection with the killer or because they match an intricate set of criteria that fits the killer's MO. The most frightening cases of murder occur when the killer appears to choose victims at random, without an apparent connection.

Killers often attempt to deflect attention away from their crimes by hiding the remains of their victims. Bodies may lay hidden for years before they are discovered. That's when forensic scientists are called upon to reveal hidden clues that lead investigators to the killers.

When a victim is gunned down at point-blank range, police often assume that a friend or acquaintance is to blame. After all, it is difficult for a stranger to commit an assault at such close range. Follow investigators as they use clues to track down the most unlikely of killers.

In most homicides, police rely on motive to pursue a murderer.But when the killer is a strangerthe crime may go unsolved for years.It takes a full arsenal of forensic techniquesto trace a lethal encounter.

When killers are driven by jealousy and desire, their desperation is evident in both the crime and their efforts to avoid detection. But forensic science can reveal even the slightest mistake to solve crimes of passion.

When killers hide or destroy the remains of their victims, it becomes the mission of forensic scientists to reconstruct the scenes and prove murder for an absent witness.

Sometimes killers are careful to leave no fingerprints behind. But methods of the murder itself can leave a lasting impression on police, especially when the tools (or weapons) of a killer's trade leave an innocent victim marked for death.

Anytime, anywhere, people disappear - kidnapped from their daily routines. Predators always leave clues behind, but chasing them takes time, hampering investigators' attempts to solve these fatal abductions.

In the Florida panhandle, a young passerby discovers a killer's dumping ground. A metal chain may be a link to a victim's final hours. But investigators must first confirm the identity from the charred bones if they ever hope to solve the brutal crime.

At a crime scene, anything left behind or seemingly out of place is considered a clue. But a fire can extinguish everything in its path challenging forensic investigators at every turn and making each arson a trial by fire.

Solving crimes may begin with gut intuition, but advanced science provides investigators with irrefutable proof. When criminals go to great lengths to mask their crimes, Investigators must step up the challenge and remain forever undaunted.

When victims of murder know their killers, they are often caught off guard. But even the best-laid plans leave traces of the forsaken trust.

CI: Coroner Investigator will reveal the most in-depth look to date into the science of death. Go behind the yellow tape with Julie Wilson to experience first hand the techniques and methodology used by coroner investigators. Witness her discover clues and piece together the final moments of someone's life.