CAPE CANAVERAL, Fla. - A Senate field hearing held at the Canaveral Port Authority and chaired by Florida Sen. Bill Nelson (right) focuses on workforce related challenges at NASA's Kennedy Space Center and potential solutions to mitigate the transition's effects on the community. The hearing examined issues surrounding the retirement of the space shuttle and the transition to the new Orion/Ares system. On the left is Florida Sen. Mel Martinez. NASA was represented by Deputy Associate Administrator of Exploration Systems Doug Cooke, Administrator Michael Griffin and Associate Administrator of Space Operations William Gerstenmaier.