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October 5, 2012
JSC2004-E-29309 (July 2004) --- Astronaut/aquanaut John Herrington (left), NEEMO-6 commander, and biomedical engineer Tara Ruttley work with the cave reel line during a training session underwater. Herrington is leading the crew in an undersea mission July 12-21 that is field-testing equipment and technology for the International Space Station (ISS) as part of the NASA Extreme Environment Mission Operations (NEEMO) project.