Marines with the Maritime Raid Force (MRF), 11th Marine Expeditionary Unit, wait to board an MV-22B Osprey during Realistic Urban Training Marine Expeditionary Unit Exercise 14-1 (RUTMEUEX) at Fort Hunter Liggett, Calif., March 16, 2014. RUTMEUEX will prepare the 11th MEU Marines for their upcoming deployment, enhancing Marines' combat skills in environments similar to those they may find in future missions.