 By April 1960, he was recruited by the CIA and became a member of Operation 40, a group of CIA operatives who specialized in carrying out secret anti-Castro assassinations and acts of sabotage.Then on May 27 of 1960, the "Miami Herald" published a list of names of pilots who were placed on a U.S. Government 'Blacklist' thereby prohibiting them from flying to Cuba; on that list was Pedro Luis Diaz Lanz.Díaz committed suicide with a gunshot wound to the chest in 2008 at the age of 81 after years of poverty and depression.