Keenen T. Litzenburg, age 23 of Stuart, FL died unexpectedly on Thursday, July 4, 2013. Keenen was born October 11, 1989 in Morristown, NJ, son of proud parents, Troy and Susan "Betz" (Back) Litzenburg. After graduating from the Martin County Schools, Keenen served his country in the United States Marine Corps, serving 1 tour in Iraq and 2 tours in Afghanistan. In his spare time he loved fishing and enjoyed music. He was truly a great son and friend and will be missed by many. Besides his parents, Keenen is survived by a brother, Cody Litzenburg. A memorial service will be held on Friday, July 12, 2013, 11:00 a.m. at the Treasure Coast Community Church (4550 NE Palmetto Dr; Jensen Beach, FL 34957). Memorial contributions may be made to the Wounded Worrier Project (4899 Belfort Road, Suite 300; Jacksonville FL, 32256). Arrangements are by the Treasure Coast Seawinds Funeral Home and Crematory, Stuart, FL.