H. R. McMaster's talks with Erdogan's spokesman Ibrahim Kalin in Istanbul come days ahead of an expected visit to Turkey by US Secretary of State Rex Tillerson.
The three people were each given 12 aggravated life sentences, 12 terms of 16 years and 16 eight-year terms for the injuries caused.
Turkish police have detained 20 people, including 15 foreign nationals, on suspicion of links to Islamic State during raids in Istanbul, tightening security ...
Turkey's largest city Istanbul has resolved to change the names of almost 200 streets in a mass renaming campaign, largely to remove any association with the alleged mastermind ...
A Turkish Airlines flight from Nairobi to Istanbul was diverted after the detection of a wi-fi network called "bomb on board" that alarmed the passengers, the airline said on Thursday.
Danish police were investigating a plane at Copenhagen airport due to depart for Istanbul, in response to a threat against aircraft of Turkish airline Atlasglobal in Europe, the airport said on Monday.
The suspects had previously been involved with Islamic State group extremists in "conflict zones", state-run news agency Anadolu said without giving further detail.
Itir Esen, 18, won Miss Turkey 2017 during a ceremony in Istanbul on Thursday night and was going to represent the country in the Miss World competition in China.
Thousands of supporters of a conservative Turkish party rallied in Istanbul on Sunday to protest measures taken by Israel in Jerusalem and show solidarity with the Palestinians.
Heavy rainfall hit Istanbul on Tuesday, flooding streets and causing disruption to public transport, officials and AFP correspondents said.