he abandoned the traditional idea of the party. >> jimmy carter and kennedy became the polar opposites within the party and jimmy carter on top of that had a feeling that the kennedys felt that they were above we southerners. >> it is a nasty contest. when some one asks jimmy carter in passing what you think of being challenged by ted kennedy. jimmy carter says "i'll whip his ass." this is a special report from cbs news. >> the 174th day of the iran crisis brought a startling tragic turn of events. the united states mounted a military operation into iran last night to rescue the american hostages. but it failed. >> eight helicopters took off from the deck of the aircraft carrier "nimitz" the eight helicopters headed to a desert staging area 200 miles southeast of tehran. two of the helicopters experienced problems en route. >> but once on the ground, yet another helicopter malfunctioned. leaving only five for the