Trump downplays warnings of AI risks

US President Donald Trump has downplayed risks posed by artificial intelligence following days of dire warnings by experts citing rivalry with China.

The Canadian prime minister, Mark Carney, has said he wants a closer relationship with the European Union, as a trade war with the US rumbles on.

Ukraine's state railway company says Russia could have been targeting senior European officials in a drone attack on a train near the Polish border.

(Photo: An AI logo is seen during the opening day of the IFA trade fair in Berlin; Credit: Hannibal Hanschke/ EPA/Shutterstock)