The internal slide presentation produced by the Centers for Disease Control and Prevention (CDC) stresses that the war has changed as a result of Delta.
The fuel crunch is the latest problem facing US carriers, which are experiencing a vaccine-fueled surge in travel demand after the anemic travel consumption during the worst of the Covid-19 pandemic.
President Joe Biden said Thursday the United States was considering ways to force open internet access in Cuba, which he called a failed state as the communist leadership faces down the biggest protests in memory.
Costa Rica this week will receive 500,000 Covid-19 vaccine doses manufactured by Pfizer/BioNTech and donated by the United States government, authorities said.
