Prime Minister Justin Trudeau says intelligence from multiple sources indicates that an Iranian missile downed the Ukraine International Airlines flight that crashed near Tehran on Wednesday.

He says the strike might have been unintentional.

The crash killed all on board, including 138 people who were headed to Canada.

Trudeau says he knows the news will come as a shock to grieving families.

Ukrainian officials have said a missile is on their list of potential causes for the crash.

The plane crashed minutes after taking off from Tehran’s airport on Wednesday.

This report by The Canadian Press was first published Jan. 9, 2020.

The Canadian Press