Video from the scene, along with statements from witnesses and local officials, disputes the accounts of federal officials regarding the circumstances that led up to the fatal shooting of a 37-year-old woman.
A planned spacewalk outside the International Space Station was scrapped because of what NASA called a "medical concern" with an unidentified crew member.
NASA on Thursday postponed a scheduled spacewalk on the International Space Station due to a "medical concern." CBS News space consultant Bill Harwood has more.
