U.S. President Donald Trump speaks during a bilateral meeting with President Recep Tayyip Erdoğan (not pictured) on the sidelines of the G-20 Summit in Osaka, Japan, June 29, 2019. (AFP Photo) U.S. President Donald Trump speaks during a bilateral meeting with President Recep Tayyip Erdoğan (not pictured) on the sidelines of the G-20 Summit in … Continue reading US rhetoric on S-400 simmered down after Trump remarks, FM Çavuşoğlu says