"FILE - In this Dec. 20, 2019, file photo, Iranian President Hassan Rouhani attends a meeting with Japanese Prime Minister Shinzo Abe during a meeting at the prime minister's office in Tokyo.  Iran on Saturday, Jan. 11, 2020, acknowledged that its armed forces ""unintentionally"" shot down the Ukrainian jetliner that crashed earlier this week, killing all 176 aboard, after the government had repeatedly denied Western accusations that it was responsible. (Charly Triballeau/Pool Photo via AP, File)"