European Union member states will consider additional measures, he said.
When pushed over whether bugging consulates was common practice for Turkey, Akar laughed off claims that Ankara had bugged the consulate and said: "there was no bugging".
"We will not reveal the source of the recordings", Akar said. The paper said there were then "noises of a physical fight and then beating and torture".
Having embraced radical uncertainty, like the science of global warming, Trump pivots to his real point: "In any case, our relationship is with the Kingdom of Saudi Arabia".
Saudi Arabia has offered varying accounts of what happened.
The four take Khashoggi to the administrative 'B unit, ' of the consulate.
Most recently, the kingdom's top prosecutor Saud al-Mojeb said a 15-member team went to Istanbul to coerce Khashoggi into returning to Saudi Arabia, but instead killed him in a rogue operation.
The body has not been found.
USA intelligence officials have concluded that Crown Prince M. bin Salman, Saudi Arabia's de factor leader, ordered the October 2 killing of Khashoggi, according to a US official familiar with the assessment. Who can really know?" adding, "He told me that he had nothing to do with it.
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He also stressed Saudi Arabia is a "great ally".
A Saudi prosecutor has indicted 11 people for the murder and is requesting the death penalty against five of the men.
Jared Kushner, the United States president's son-in-law, has worked with the Saudi crown prince on various issues, including on how to end the conflict between Israel and the Palestinians.
Describing agreements reached during his trip to Saudi Arabia previous year, Trump said: "The Kingdom agreed to spend and invest $450 billion in the United States".
Rep. Carolyn B. Maloney, a Democrat from NY, tweeted that "President Trump's refusal to accept the CIA's assessment that MBS not only knew about but ORDERED the assassination of #Khashoggi is a betrayal of the American intelligence community and yet another clear indicator of his disdain for freedom of the press".
"President Trump is correct in saying the world is a very risky place". That will include "who did it", he said.
What does the statement say? "We're going to have to find out what they have to say".
"Well, will anybody really know?"
Trump contended the United States has already taken "strong action" against the alleged perpetrators of the crime. Khashoggi was not a USA citizen, but was a permanent resident. "The State Department will continue to seek all relevant facts".
The U.S. Central Intelligence Agency has concluded that Prince Mohammed ordered last month's killing in Istanbul, according to several news organizations including the Washington Post and the New York Times.