NEW : A district attorney says marks on Leiby Kletzky 's wrists indicate he was murdered . NEW : The grand jury 's charges against Aron on Wednesday also included three counts of murder in the second degree , two counts of kidnapping in the first degree and one count of kidnapping in the second degree . Levi Aron is hospitalized while doctors evaluate his mental state , prosecutors say . An indictment says 8-year - old boy was killed in Levi 's apartment . The charges against Aron carry a maximum sentence of life without parole .
NEW : A district attorney says marks on Leiby Kletzky 's wrists indicate he was murdered . NEW : Levi Aron is hospitalized while doctors evaluate his mental state , prosecutors say . An indictment says 8-year - old boy was killed in Levi 's apartment . The charges against Aron carry a maximum sentence of life without parole .