You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For consistency, answers should be in all lower cased letters.

Category: CUBA 
Clue: In the news in 1961, this bay in the Cuban province of Las Villas is also called Bahia de los Cochinos
bay of pigs

Category: RED ROVER, RED ROVER 
Clue: This NASA "Lab" based in Pasadena designed the rovers used on Mars
jpl

Category: ALL ABOUT RIVERS 
Clue: To rafters, rapids are known by this 2-word term

white water