NASA has selected four astronauts to work closely with two U.S. commercial companies that will return human spaceflight launches to Floridas Space Coast.\r<br>\r<br>NASA astronauts Mike Fincke, Jeanette Epps and Suni Williams highlight the goals and impact Commercial Crew will have on the national priorities of space .\r<br>\r<br>\r<br>\r<br>\r<br>\r<br>SpaceX, with Federal Aviation Administration oversight, is leading the investigation of what caused the June 28 mishap shortly after the companys Falcon 9 .
