Transcript for NASA plans record stay for female astronaut
Now the our exclusive interview with astronaut setting an out of world record. Christina will spend the next year in space. She spoke with our senior transportation correspondent David Kerley. Reporter: Good morning, Amy. Christina cook talking to us about potentially setting this record. She says she's very excited. She just got to space a month ago and this morning 40-year-old Christina cook has been told she'll be staying much longer than expected, until next year, which would set the record for an American woman in space. 328 days. We talked to her exclusively I still on the grin on my face. Reporter: Koch is a rookie, ready to set the record. Floating into the space station for the first time, she was greeted by her astronaut class mate. It was a bit surreal. To walk into the actual reality of the space station, like the fact that it aually exists it was like walking into a movie set. Reporter: Another Koch was expected to set. The first all-female space walk with Mcclain. With only one medium-size spacesuit that didn't work out. She's been on a spacewalk and now prepares for her very long If I'm fortunate enough to do that and inspires people on the ground, of course, that's my honor to be a part of. Reporter: So, Koch may set this record for an American woman. She could beat Scott Kelly's single flight record as well if. Amy. That's amazing. Out of the world girl power. Let's go to our resident girl power. Ginger.
This transcript has been automatically generated and may not be 100% accurate.