Senate Aging Committee investigates Alzheimer's in Washington

From left to right, Former Supreme Court Associate Justice Sandra Day O'Connor, former Speaker of the House Newt Gingrich, Sen. Bob Kerrey (D-NB), Maria Shriver and Larry Butcher, chairman of the Alzheimer's Community Care Board of Directors, testify before a Special Senate Aging Committee hearing on Alzheimer's in Washington on March 25, 2009. (UPI Photo/Kevin Dietsch)