To the caller who claimed to have found a mini-cassette from the space shuttle Columbia : NASA is extremely interested in talking to you , " no-questions-asked " .
To the Sound-Off caller who said they found a mini-cassette from the space shuttle Columbia : NASA is extremely interested in talking to you on a " no-questions-asked " basis .
Costa 's semifinal opponent is Spaniard Juan Carlos Ferrero , whom he beat in last year 's final .