5 things to know for June 23: AI warning, primaries, nuclear weapons, UK political turmoil, Montreal shooting

On June 23, global headlines highlight several pressing issues. A major warning about the potential dangers of artificial intelligence has emerged, prompting international debate on regulation. Meanwhile, political primaries are heating up, and discussions around nuclear weapons continue to stir global concern. The UK faces political instability, and a tragic shooting in Montreal underscores ongoing safety issues. These events collectively underscore the complexity and urgency of current global challenges.