For the first time in the U.S., an identical twin has been convicted of a crime based on DNA analysis. The breakthrough came from Parabon Nanolabs, who’s scientists used deep whole genome sequencing to identify extremely rare “somatic mutations” that differentiated Russell Marubbio and his twin, John. The results were admitted as evidence in court, making last week’s conviction of Russell in the 1987 rape of a 50-year-old woman a landmark case. Case background On Dec. 19, 1987, the victim, a 50-year-old woman, was working as a clerk at a gas station in Woodbridge, Va. She left the store to...