Alex Murdaugh Gets DNA Testing. Could It Backfire?

Alex Murdaugh’s defense has been allowed to pursue additional testing of DNA recovered from beneath Maggie Murdaugh’s fingernails. But could finding an answer weaken the defense instead of helping it? Criminal defense attorney and former prosecutor Joshua Ritter explains why unidentified DNA can create an argument for reasonable doubt, and why identifying its source could change that argument. On location in Lexington, South Carolina, Josh breaks down the October 16 hearing, including the DN...