FROM LEFT, NASA ADMINISTRATOR CHARLES BOLDEN IS JOINED BY PATRICK SCHEUERMANN, NASA MARSHALL SPACE FLIGHT CENTER DIRECTOR; FRANK LEDBETTER, CHIEF OF NONMETALLIC MATERIALS AND MANUFACTURING DIVISION AT THE MARSHALL CENTER; AND ANDY HARDIN, NASA'S SPACE LAUNCH SYSTEM SUBSYSTEM MANAGER FOR LIQUID ENGINES DURING BOLDEN'S TOUR OF THE NATIONAL CENTER FOR ADVANCED MANUFACTURING RAPID PROTOTYPING FACILITY AT THE MARSHALL CENTER ON FRIDAY, FEB. 22.