Demonstrators with Run for Their Lives have staged global events since 2023 calling for Hamas to release Israeli hostages, but organizers say the walk in Boulder, Colorado, where 12 people were injured in a fiery attack, was the first in which they have faced violence.

The group was wrapping their weekly demonstration Sunday at a bustling pedestrian mall when a man with a makeshift flamethrower yelled “Free Palestine” and threw Molotov cocktails into the crowd, authorities said.

Little was known immediately about the 12 victims injured in the attack, and none were ready to talk as of Monday, according to police liaisons assigned to them. They range in age from 52 to 88, and their injuries spanned from serious to minor, Boulder Police Chief Steve Redfearn said.

The violence in downtown B

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