Stennis Space Center Deputy Director Richard Gilbrech (center) presents commemorative plaques to STS-134 crew members Michael Fincke (l) and Gregory Chamitoff during their July 20 visit to the south Mississippi facility. During the visit, Fincke and Chamitoff spoke to Stennis employees about their STS-134 mission aboard shuttle Endeavour, the final flight to space for the NASA orbiter.