HOUSTON, Texas - jsc2015e031234 - Kathy Lueders, program manager of NASA's Commercial Crew Program, discusses the agency's approach during a presentation highlighting key development activities, test plans and objectives for achieving certification of two American crew transportation systems with NASA Administrator Charlie Bolden, Boeing Space Exploration Vice President and General Manager John Elbon, Space X President and Chief Operating Officer Gwynne Shotwell and NASA Astronaut Mike Fincke. Photo credit: NASA/Robert Markowitz