Following the 2018 death of American rapper Jahseh Onfroy, professionally known as XXXTentacion, three of his accused killers (Dedrick Devonshay Williams, Michael Boatwright, and Trayvon Newsome) were found guilty of first-degree murder on Monday. XXXTentacion was shot and killed on June 18 in an apparent robbery attempt in Broward County, Florida, after leaving a Deerfield …