An arrest warrant also reveals that the suspect, Mayra Velasquez, was close friends with victim Irasema Chavez before the ...

Despite what some people may think, solving these cases does not always bring closure to families. They are looking for ...

Detectives say the FBI's assistance helped solve a stabbing case that had gone cold for more than a decade.

More than three decades after the killing of a young Springfield mother, prosecutors say advances in DNA technology have ...

For more than a decade, one question remained unanswered: Who killed Irasema Chavez? Now, Arlington police and the FBI say ...

Three cold cases in Tampa Bay have been solved through advances in DNA technology, the Hillsborough County Sheriff's Office ...

It's one thing to have blood, semen or saliva and a potential suspect identified against whom to compare it. A DNA test would simply show whether it's a match or not.

Irasema Chavez was found dead with over 100 stab wounds in her Arlington, Texas, apartment on January 19, 2012 ...

The Nancy Guthrie case has DNA evidence at five separate labs. A forensic science expert just explained what that means. Arizona State University forensic science professor April Stonehouse explained ...

You follow the thread of a case that sat cold for nearly three decades and feel the moment the silence breaks. Investigators used updated DNA methods and persistent detective work to connect evidence ...

For 60 years, mystery swirled around the murder of Marjorie Rudolph in California. Rudolph, the wife of a prominent San Rafael banker, was killed inside her home on Feb. 1, 1966, the San Rafael Police ...