Officials say the suspect shouted "Free Palestine" as he threw two petrol bombs into the crowd. The eldest of the victims is a Holocaust survivor, Rabbi Israel Wilhelm, the Chabad director at the University of Colorado Boulder, told the BBC's US partner CBS News. In an affidavit, police said Mr Soliman had admitted carrying out the attack and that he had been planning it for a year. What we know about the attack in Colorado Homeland security officials have said that Mr Soliman arrived in the US on a tourist visa in August 2022. Watch: How the Boulder attack unfolded using Molotov cocktails