The medical community's response to the 35W bridge emergency Dr. John Hick is a physician at the Hennepin County Medical Center Department of Emergency Medicine and was at the scene of the bridge collapse within minutes. He discusses the emergency response on the scene and in nearby hospitals.11:00 a.m.
Fighting global warming Former Vice President Al Gore says global warming has become a "planetary emergency." He discussed his concerns during a recent conversation with venture capitalist John Doerr at the Aspen Institute.12:00 p.m.