A forensic lab in Texas focused solely on cold case investigations is gaining attention for its ability to use powerful DNA ...

Heidi Gutman/ABC News David Muir is the anchor and managing editor of ABC World News Tonight with David Muir, the most-watched newscast in the U.S., and co-anchor of ABC’s 20/20. Muir’s ...

David Muir was spotted in a small community near the Orlando, Fla., area. So why is he in Orlando? Here's what we know.

A forensic lab in Texas focused solely on cold case investigations is gaining attention for its ability to use powerful DNA ...

"We can identify almost any perpetrator anywhere from any case," Othram Chief Business Development Officer Kristen Mittelman told ABC News' David Muir as they ... to his first wife in 1982.

“In a new "20/20" episode, The Code Breakers, airing March 7 at 9 p.m. ET on ABC, and streaming the next day on Hulu, David Muir explores the innovative DNA technology Othram used to crack the murder ...