6 dead, 30 hurt in shooting at Chicago-area July 4 parade

People are escorted away from the scene of a mass shooting at a Fourth of July parade in Highland Park, Ill., on Monday. (John Starks/Daily Herald via AP)

A man carries his belongings after a mass shooting at the Highland Park Fourth of July parade in downtown Highland Park, Ill., a Chicago suburb on Monday, July 4, 2022. (AP Photo/Nam Y. Huh)

Law enforcement conduct a search after a mass shooting at the Highland Park Fourth of July parade in downtown Highland Park, Ill., a Chicago suburb on Monday, July 4, 2022. (AP Photo/Nam Y. Huh)

A police officer reacts as he walks in downtown Highland Park, a suburb of Chicago, Monday, where a mass shooting took place at a Highland Park Fourth of July parade. (AP Photo/Nam Y. Huh)

HIGHLAND PARK, Ill. — A gunman on a rooftop opened fire on an Independence Day parade in suburban Chicago on Monday, killing at least six people, wounding at least 30 and sending hundreds of marchers, parents with strollers and children on bicycles fleeing in terror, police said.