Complex sentence: A February 1960 memo by RAND entitled "The Puzzle of Polaris" was passed around among high-ranking Air Force officials, suggesting that Polaris negated any need for Air Force ICBMs if they were also being aimed at Soviet cities.
Split into simpler sentences: A February 1960 memo by RAND, entitled "The Puzzle of Polaris", was passed around among high-ranking Air Force officials. It suggested that Polaris negated any need for Air Force ICBMs if they were also being aimed at Soviet cities.