Multiple advocates for Israeli hostages held by Hamas militants in Gaza were hurt when someone used an incendiary device in an attack in Boulder, Colorado, police said. The group Run for Their Lives — Boulder has been holding the demonstrations fairly regularly since the Oct. 7, 2023, Hamas attack on Israel.

A 45-year-old suspect is detained after allegedly shouting "free Palestine" while using a flamethrower and incendiary devices to attack a gathering in Boulder.

A man reportedly set people on fire in Boulder, Colorado, leaving multiple individuals injured, the city’s police chief said, as people gathered to show support for Israeli hostages.