Marines with Medium Helicopter Squadron 262 take a deep breath before submerging in the modular amphibious egress trainer during intermediate passenger helicopter aircrew breathing device training at the Camp Hansen Aquatic Center Feb. 28. The training is intended to familiarize Marines with proper evacuation techniques using the IPHABD in the event of a mishap over water. HMM-262 is a part of Marine Aircraft Group 36, 1st Marine Aircraft Wing, III Marine Expeditionary Force.