Mercury Seven summon the last group. The tests included spending hours on treadmills and tilt tables, submerging their feet in ice water, three doses of castor oil, and five enemas. Six candidates were rejected as too tall for the planned spacecraft. Another 33 failed or dropped out during the first phase of exams. Four more refused to take part in the second round of tests, which eliminated eight more candidates, leaving 18. From the 18, the first seven NASA astronauts were chosen, each a "superb physical specimen" with an IQ above 130, and the ability to function well both as part of
Carrier Strike Group Seven 2004–06 operations Carrier Strike Group Seven 2004–06 operations Carrier Strike Group Seven 2004–2006 operations included one deployments to the U.S. Fifth Fleet, and its embarked carrier air wing flew approximately 2940 air sorties in support of ground forces in Iraq and Afghanistan while CARSTRKGRU-7 surface warships supported theater security and maritime interdiction operation within that fleet's area of responsibility. It also participated in Valiant Shield 2006, a major joint military exercise of the U.S. Pacific Command. Finally, Carrier Strike Group Seven provided humanitarian assistance after the 2004 Indian Ocean earthquake. Prior to being re-designated as Carrier Strike Group Seven on 1 October