Two sailboats that went missing carrying humanitarian aid from southern Mexico to Cuba landed in Havana on Saturday afternoon hours after Mexico's navy said it had located them days after they went incommunicado because of bad weather. HAVANA — Two sailboats that went missing carrying humanitarian aid from southern Mexico to Cuba landed in Havana on Saturday afternoon hours after Mexico's navy said it had located them days after they went incommunicado because of bad weather. The v... [2588 chars]