Family member of American killed by Cuban forces in boat shootout says he was on 'diabolical' mission

The brother of an American citizen killed in a brazen boat clash with Cuban forces says his sibling was consumed by an "obsessive and diabolical" push to free the island and that "no one knew" what he was planning.

American citizen Michel Ortega Casanova, who worked as a truck driver, was one of 10 passengers on a Florida-registered boat that allegedly opened fire on Cuban soldiers in an attempt to infiltrate the island.

A Monroe County Sheriff's Office incident report obtained by...