 In the summer of 2016, based at the U.S. Embassy in Amman, Jordan, he was the senior U.S. liaison to the Russian Reconciliation Center at the Russian military base in Latakia, Syria.Beginning January 2017, he will serve as interim U.S. Co-Chair of the Organization for Security and Cooperation in Europe's Minsk Group for Nagorno-Karabakh.From January 2011 to October 2013, he was the United States Deputy Ambassador to Pakistan, a title rarely used by State, but which has been used in other countries where the U.S. has a difficult diplomatic mission (notably in Embassy of the United States, Kabul as currently structured  and in the structure of the U.S. mission to South Vietnam in the 1960s).