Feb. 10 book launch, from left, moderator Róger Calero, Pathfinder Press; Gerardo Hernández, vice rector, Higher Institute for International Relations; Enrique Ubieta, Red Zone author; Dr. Carlos Cas-tro Baras, headed Cuban medical brigade in Guinea; Víctor Dreke, Cuba-Africa Friendship Committee president; Martín Koppel, Pathfinder Press.