Diplomacy

FILE- In this April 4, 2018, file photo, Iran's President Hassan Rouhani, left, Russia's President Vladimir Putin, right, and Turkey's President Recep Tayyip Erdogan lock hands during a group photo in Ankara, Turkey. When the presidents of Russia, Turkey and Iran meet in Tehran Friday, Sept. 7, all eyes will be on their diplomacy averting a bloodbath in Idlib, Syria's crowded northwestern province and last opposition stronghold. The three leaders whose nations are all under U.S. sanctions have an interest in working together, but Idlib is complicated and they have little common ground. (Tolga Bozoglu/Pool Photo via AP, File)

A view on street in Presevo, Serbia, Thursday, Sept. 6, 2018. In an ethnic Albanian-dominated region in southern Serbia that borders Kosovo and that has been widely assumed a potential bargaining chip in any land-swap deal between Serbia and its breakaway former province. (AP Photo/Zenel Zhinipotoku)

In this Thursday, Sept. 6, 2018, photo, South Korean President Moon Jae-in smiles as he presides over a meeting to make preparations for upcoming summit between South and North Korea in Pyongyang, North Korea, from Sept. 18-20 at the presidential Blue House in Seoul, South Korea. Moon said Friday, Sept. 7, that he's pushing for "irrevocable progress" on efforts to rid North Korea of its nukes by the end of this year as he prepares for his third summit with North Korean leader Kim Jong Un. (Hwang Gwang-mo/Yonhap via AP)

FILE- In this April 4, 2018, file photo, Iran's President Hassan Rouhani, left, Russia's President Vladimir Putin, right, and Turkey's President Recep Tayyip Erdogan lock hands during a group photo in Ankara, Turkey. When the presidents of Russia, Turkey and Iran meet in Tehran Friday, Sept. 7, all eyes will be on their diplomacy averting a bloodbath in Idlib, Syria's crowded northwestern province and last opposition stronghold. The three leaders whose nations are all under U.S. sanctions have an interest in working together, but Idlib is complicated and they have little common ground. (Tolga Bozoglu/Pool Photo via AP, File)

FILE - In this Friday, Feb. 23, 2018 file photo, Russian President Vladimir Putin, right, listens to the Defense Minister as he arrives to attend a wreath-laying ceremony at the Tomb of the Unknown Soldier in Moscow, Russia. The GRU is one arm of Russia's extensive security and intelligence apparatus, which also includes the Foreign Intelligence Service, known as the SVR, and the Federal Security Service, or FSB, which conducts domestic intelligence and counterintelligence. (AP Photo/Alexander Zemlianichenko, File)

South Sudanese soldiers listen to the verdict being delivered at their trial in a military courtroom in Juba, South Sudan Thursday, Sept. 6, 2018. A military judge found 10 soldiers guilty of rape and murder in a violent rampage at the Terrain Hotel in Juba in 2016, when dozens of soldiers broke into the compound, killed a local journalist and gang-raped five international aid workers. (AP Photo)

U.S. Secretary of State Mike Pompeo, left, shakes hand with Indian Foreign Minister Sushma Swaraj before a meeting in New Delhi, India, Thursday, Sept. 6, 2018. Pompeo and Defense Secretary James Mattis are holding long-delayed talks Thursday with top Indian officials, looking to shore up the alliance with one of Washington's top regional allies. (AP Photo/Manish Swarup)

South Korean National Security Director Chung Eui-yong, right, speaks during a press conference at the presidential Blue House in Seoul, Thursday, Sept. 6, 2018. North Korean leader Kim Jong Un reaffirmed his commitment to a nuclear-free Korean Peninsula amid a growing standoff with the United States, his state-controlled media reported Thursday after a South Korean delegation met him to set up an inter-Korean summit. (AP Photo/Ahn Young-joon)

Martin Griffiths, UN Special Envoy for Yemen, addresses the media during a press conference at the European headquarters of the United Nations in Geneva, Switzerland, Wednesday, Sept. 5, 2018 one day before starting the Geneva Consultations on Yemen. (Salvatore Di Nolfi/Keystone via AP)

FILE - In this March 2009, file photo, Zalmay Khalilzad, special adviser on reconciliation in Kabul, Afghanistan. The U.S. selection of Khalilzad as special adviser on reconciliation in Afghanistan has raised some hackles in the region, with critics accusing him of marginalizing the country's smaller ethnic groups when he last served as a presidential envoy following the 2001 collapse of the Taliban and champions praising his tough stand on Pakistan. (AP Photo/Rafiq Maqbool)