In this Aug. 2009 photo provided by Tim Grams, Dr. Thomas Grams kayaks on Sheridan Lake near Cordova, Alaska. Anonymous/Tim Grams hide caption

itoggle caption Anonymous/Tim Grams

Undated photo: Tom Little, right, optometrist and team leader with the International Assistance Mission, watches as an unidentified doctor examines a patient in an Afghanistan clinic. Anonymous/David L. Evans via AP hide caption

itoggle caption Anonymous/David L. Evans via AP