“Absolutely Historic” Spaceflight Technology at LA Expo

Andrew Nelson with XCOR Aerospace says commercial space travel is very much within the realm of possibility. “We’re going to take up people, space tourists,” Nelson says. Commercial companies displayed their latest and greatest spaceflight technology at their first expo at LA’s convention center. Patrick Healy reports for the NBC4 News at 5 p.m. on May 10, 2012.