At Summit of Americas, U.S. may face world of blame for economy

April 15, 2009 06:27 PM

UPDATED April 16, 2009 08:56 AM

More Videos

  • Cuban researchers hope to join forces with U.S. in biotech field

    Scientists at the Center for Genetic Engineering and Biotechnology say they have developed promising drugs, including one that could save the limbs of diabetics, but they face hurdles getting them into the U.S. market