More textPhotographic evidenceFidel Castro
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26 October. A freighter was boarded and inspected
by the US Navy which, at the same time, upgraded its
monitoring of Soviet submarines on patrol in the area.

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U-2 reconnaissance flights, even low-flying ones, were stepped up. JFK told Ex Comm that the only solution was a deal.

Castro told the Soviets that he thought the US invasion was imminent and urged them to strike first, using nuclear weapons.
In a new letter Khrushchev suggested a compromise: he would remove his missiles against a US commitment not to invade Cuba.

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U-2 flights by Majors Heyser and Anderson
U-2 flights by Majors Heyser and Anderson between Oct. 15 and Oct. 22
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