Apollo 11 the CMP on the Apollo 8 crew, began experiencing trouble with his legs. Doctors diagnosed the problem as a bony growth between his fifth and sixth vertebrae, requiring surgery. Lovell took his place on the Apollo 8 crew, and, when Collins recovered, he joined Armstrong's crew as CMP. In the meantime, Fred Haise filled in as backup LMP, and Aldrin as backup CMP for Apollo 8. Apollo 11 was the second all-veteran crew on an American mission, the first being that of Apollo 10. The next was STS-26 in 1988. The backup crew consisted of Lovell as Commander, William Anders
HMS Apollo (1794) January, and "Apollo" was turned to give chase. The pursuit was hampered by thick fog, and at 7am on the following morning "Apollo" ran aground on the Haak Sandbank adjacent to Texel. Halkett ordered that the ship's stores and guns be thrown overboard in order to lighten her and float her free, but despite these efforts she remained stuck fast in the sands. In the late afternoon, a Prussian galliot was sighted and hailed by "Apollo"s crew. After some negotiation, the Prussian captain agreed to jettison the bulk of his cargo of wines and take 250 of "Apollo"s crew back