 And that's as optimistic as I'm going to get. Michelle Adler, thank you. Now, two NASA astronauts who've been stranded on the International Space Station since mid-June have told reporters that they're absolutely confident that their Boeing space capsule will be able to return them safely to Earth soon. Butch Wilmore and Sonny Williams were giving their first news conference from orbit after technical problems with the Starliner capsule prevented them from returning as scheduled.