 He later dealt with the issue of the handling by Swiss banks of Holocaust-era bank accounts which held deposits made by victims of Nazi persecution, while serving as Deputy Chief of Mission at the U.S. Embassy in Switzerland.In 2000, he was confirmed by the U.S. Senate to be Ambassador/Special Negotiator responsible for conflicts in Eurasia and concurrently U.S. Co-Chair of the OSCE Minsk Group.This assignment culminated in OSCE peace talks on Nagorno-Karabakh with the President of Azerbaijan Heydar Aliev and the President of Armenia Robert Kocharyan at the Harry S Truman Little White House in Key West, Florida.