The state did not seek the death penalty, meaning Erskine must be sentenced to life in prison without parole. Prosecutors say Erskine rejected a plea deal that included a prison recommendation of five to 15 years.
Authorities say Erskine provided the knife used by an accomplice to stab Moncrief.
Co-defendant David Hamilton was sentenced to 30 years in prison for his guilty plea last year. Felton-area resident Jesus Aviles is set for trial Dec. 1.
Information from: The (Wilmington, Del.) News Journal, http://www.delawareonline.com