Alex Murdaugh’s lawyers revealed the new evidence they’ll introduce at retrial to argue the disgraced legal scion’s innocence in his wife and son’s murders – including never-before-heard DNA findings.  “There was DNA under Maggie’s fingernails, male DNA that was not DNA of Alex or any other family members,” Murdaugh’s lead attorney, Jim Griffin, told “NewsNation” anchor Chris Cuomo Thursday, one day after the South Carolina Supreme Court shockingly overturned Murdaugh’s double murder conviction .  “They were never put into CODIS,” Griffin said, referring to a database utilized by law enforcement to compare DNA profiles. “That has never been followed up on.” Buster Murdaugh, the only surviving son of Alex Murdaugh, wipes away tears as witnesses are called in Alex Murdaugh’s murder trial in 2023.…