“…Finally, we found that about half of the casesfor which we had access to both offender and victim datadisplayed positive toxicology in both parties. That finding is consistent with prior research, whereby a substantial portion of homicides occur following altercations between individuals who consume alcohol together (Cros, Alvarez, Sbidian, Charlier, & Lorin de la Grandmaison, 2012;Wahlsten, Koiranen, & Saukko, 2007).…”