Here is a 9min 41s clip from NASA administrator Charles Bolden’s 23 March appearence at the House of Representatives’ Committee on Appropriatons’ subcommittee on Commerce, Justice, Science, and Related Agencies hearing on NASA. Other Youtube clips of this hearing can be found here care of someone called ISSmania6

For the 24 March NASA hearing for the space and aeronautics subcommittee of the House of Representatives’ science and technology committee click here to launch the archived webcast