At 6:31pm Eastern Time #OTD January 27, 1967 a fire broke out in the Apollo Command Module during a ground test, killing the Apollo 1 crew: Gus Grissom, Ed White, and Roger Chaffee. #NASARemembers pic.twitter.com/wDMwAGojQz

— NASA History Office (@NASAhistory) January 27, 2018