A crocodile crushed his only functional arm. He returned to the to water to fight plastic pollution

By Sofía Barruti, CNN en Español (CNN) — The water was calm that morning in the Okavango Delta, in Botswana. Belgian diver Alain Brandeleer remembers the visibility was good and that he felt no particular unease. He had spent much of his life seeking ever more extreme experiences in the water, swimming with sharks in