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October 5, 2012
JSC2004-E-41608 (18-21 July 2004) --- Astronaut Robert B. Thirsk (left), NEEMO-7 backup commander representing the Canadian Space Agency, and backup aquanaut Dr. Tim Broderick, medical researcher from the University of Cincinnati, prepare for a training dive for the NASA Extreme Environment Mission Operations (NEEMO) project off the Florida Keys.