SAN JUAN, Puerto Rico — SAN JUAN, Puerto Rico — The U.S. government said Wednesday that it will deliver nearly 837,000 Pfizer vaccines to Caribbean nations as the region with limited resources struggles with a spike in COVID-19 cases amid…

LONDON — The U.K. plans to offer coronavirus vaccines to 16 and 17-year-olds in the next few weeks after the independent body of scientists that makes vaccine recommendations to the government changed its advice. The four nations of the U.K….

SAN FRANCISCO — For months, Victoria McAllister searched online to make a vaccination appointment. Unlike other people who can hop into a car, though, she has ruptured discs that could slice her spinal cord if she hits a pothole or…