By GABE CASTRO-ROOT A crocodile attacked and killed a 28-year-old man on a heavily trafficked beach in the popular resort city of Puerto Vallarta, Mexico, on Friday evening, according to state government officials. The man was “engaging in recreational activities” on the Marina Vallarta Beach, in front of the Marriott Puerto Vallarta Resort and Spa, when he was attacked and dragged out to sea by the crocodile, said Izaías Patlán Núñez, a spokesperson for the state police in Jalisco, the…