The DNA Analysis Laboratory's (DAL) Jazelyn Salvador. (Photo courtesy of the DAL)

In 2016, National Geographic ran a story on the case of Sierra Bouzigard, a 19-year-old from Louisiana, USA who was found beaten to death seven years prior. Although in the fatal struggle Bouzigard managed to get some of her attacker’s tissue under her nails, traditional methods of matching DNA to suspect failed to yield any […]