Most Commented Stories Tagged: Baltimore


US army studies malaria vaccine

Malaria is a disease of the developing world, but some Americans are being infected with malaria intentionally to help medical research. Reporter Eric Niiler profiles volunteers in a US Army study of an experimental malaria vaccine.


The royal vows have been taken

The Duke and Duchess of Cambridge have taken their vows. The World's Laura Lynch mingled with the crowd outside Buckingham Palace and tells anchor Marco Werman how people celebrated the royal wedding.