Guam - KUAM News has confirmed with the San Diego County Sheriff Department that Zachary Castro Tenorio has been arrested and charged with First Degree Murder. The 21-year old is the brother of 25-year old Jonathan Jake Tenorio who was found dead in his apartment in Mission Valley yesterday. The preliminary investigation by San Diego police indicated that he had been stabbed. Zachary is scheduled to be arraigned tomorrow at 1:30 in the afternoon.  Jonathan is originally from Mangilao. He graduated from George Washington High School in 2004 and graduated from the United States Naval Academy last year. He was living in San Diego where he was assigned to the U.S.S. Bunker Hill. He is married to an Assistant Attorney General Christine Santos Tenorio and is the son-in-law of former Senator Frank Blas, Jr. Rosaries are being said nightly at the Santa Teresita Catholic Church following the 6:00pm mass.