"Those responsible for Mr. Khashoggi's death must be held to account and must face justice", she said.
Freeland said Canada had a responsibility to react, calling Khashoggi's murder "vile" and "premeditated", adding that to date, Saudi Arabia's explanation lacks consistency and credibility.
"There is no direct reporting connecting the crown prince to the order to murder Jamal Khashoggi", Pompeo told reporters after he and Defense Secretary Jim Mattis told the Senate that weakening US-Saudi ties over Khashoggi's killing would be insensible.
Khashoggi, a Saudi journalist working for The Washington Post, was killed shortly after he entered the Saudi Consulate in Istanbul on October 2.
"We continue to call for a credible and independent worldwide investigation". They are not accusations we can make lightly.
As part of an examination of Khashoggi's death, the head of Canada's spy agency was dispatched to Turkey earlier in November to gather information and listen to a recording Turkish authorities have of Khashoggi's killing.
Canada says it is also now reviewing its arms sales to Saudi Arabia.
US Senate in move to end military support for Saudis in Yemen
Canadian Security Intelligence Service director David Vigneault briefed Prime Minister Justin Trudeau as well as other top officials upon his return. But Canada hasn't cancelled a multibillion-dollar military armored vehicle contract.
Human Rights Watch accuses the prince of war crimes in Yemen and responsibility for the gruesome slaying of newspaper columnist Jamal Khashoggi inside the Saudi consulate in Istanbul last month.
The block on United States military support for the Saudi-led campaign in Yemen was an "unprecedented setback for the Saudis and the Trump administration", Bruce Riedel, of the Brookings Institution, said.
However, despite some European countries suspending future weapons sales to Riyadh in light of Khashoggi's murder, France hasn't said whether it plans to cancel its own arms deals with the Gulf kingdom.
It is important for all governments to show the crown prince that his presence is not appreciated at the G-20 summit this week, said Bessma Momani, a senior fellow with the Centre for International Governance Innovation and a professor at the University of Waterloo specializing in Middle Eastern foreign policy.
"Nobody was happy that she wasn't there", Republican Senator Jeff Flake of Arizona said. While some have suspected the involvement of at least some members of the Saudi royal family in this killing, U.S. President Donald Trump has insisted that there is not enough evidence to blame Saudi's crown prince.
Trump Asks GOP Voters to Elect Mississippi Senator After Stumble
On Monday, several nooses were found at the MS capitol in Jackson in an apparent protest against the tone of the election. Mr Espy condemned his rival's comment as "reprehensible"; Ms Hyde-Smith maintained there was no "negative connotation".