 The booster maintained a stable attitude until around T+100 seconds when it pitched over and began to break up from structural loads.As the Delta was also headed back towards land, Range Safety sent the destruct signal at T+108 seconds.It was bound for a geosynchronous transfer orbit above the Atlantic Ocean and be in operation in time to relay broadcasts of the next month's Olympics in 

The fifth launch on July 25, 1969, (Intelsat 305) suffered a rupture of either the third stage casing or nozzle and ended up in an unusable orbit.