What happened early in John F. Kennedy's presidency at the Bay of Pigs in Cuba? A. A CIA-trained force of Cuban refugees launched a failed attempt to overthrow Fidel Castro. B. Soviet missiles shot down a commercial airliner that was flying from Miami to Havana. C. The Cuban people rose up and forced Soviet advisors to evacuate the island. D. Fidel Castro led communist guerillas in an invasion that deposed the corrupt government.