S5/EP26 Kelly Siegler and Det. Emily DeStefanis talk about Florida's infamous alligators. If a corpse ends up in a swamp and doesn't surface first, you're not going to find it, DeStefanis says.

S5/EP26 Kelly Siegler and Lesa Breneman, of the Fort Myers Police Department, talk about the importance of treating witnesses with respect during interviews and not condescending with "four-syllable words."

Veteran Prosecutor Kelly Siegler catches up with Oxygen.com. She explains concerns about approaching Cold Justice after COVID-19, like witnesses being willing to talk, and how the pandemic is impacting the justice system.

S5/EP26 The family of Keith Jones says that with his murder, it was like "a beautiful light in our lives has been totally turned off." They want to know why he was taken from them.

S5/EP25 Kelly Siegler and Abbey Abondandolo recall an early case of a woman fleeing an abusive husband who was killed, but first deemed a suicide, while working the Kittie Koseck case.

S5/EP26 Ex-marine and aspiring cop Keith Jones was murdered in a Fort Myers motel room in 1997. "Cold Justice" heads there, after three successful cases in the area, to investigate.

S5/EP25 The family of Kittie Koseck recalls her as "special," a tall, asthmatic girl who loved her family. She won a pony once, which the family kept and named Sonny.

S5/EP25 A forensic pathologist takes a hard look at Kittie Koseck's initial autopsy report and says she doesn't see muzzle markings around the fatal gunshot wound, which she would expect to see in a suicide.

S5/EP24 Investigator Steve Spingola tells Kelly Siegler he'd rather have "a colonoscopy" done than watch "The Bachelorette," as they investigate Stacey Devine's murder.

S5/EP25 The family of Kittie Koseck hopes 'Cold Justice' and investigators can get them answers in her 1993 shooting death. It was thought to be a suicide, but Kittie's father, Lee Valentine, says he doesn't believe it.

S5/EP24 Stacey Devine's son Emanuel tells Kelly and Steve during the investigation that he was there when his mom got a treble clef tattoo — and he has the same one.

S5/EP24 A Jonesboro Police Officer tells Kelly Siegler he went down into a sewage drain on a skateboard looking for more evidence when first investigating the Stacey Devine murder.

S5/EP25 Kittie Koseck's 1993 death may be one of the worst cases Kelly Siegler has worked. "It's not fair. And it's not right," she says, after speaking with Koseck's family, who have waited 26 years for answers.

S5/EP23 While investigating Jay Sallee's murder, Steve Spingola and Kelly Siegler discuss cadaver-sniffing dogs. Steve recalling working with one in Ohio whose trainer kept a freezer full of real human body parts for training exercises.

S5/EP23 Kelly Siegler meets cadaver-sniffing dog Pocket while joining the sheriff's departments in searching for Jay Sallee's body. The scent of a decomposing body never goes away, one investigator says.

S5/EP23 While investigating Jay Sallee's murder, Kelly Siegler and Steve Spingola talk about flipping co-defendants to testify. Siegler recalls recovering a murder weapon because the shooter used it in a bank robbery after the murder. "Thank God for dumb criminals," they agree.