Highland park shooting gunman at large after killing in least six

Highland Park shooting

Gunman at large after killing at least six in July 4 parade

Key updates

Gunman targeted parade spectators, authorities say

Hundreds of officers search Highland Park area for gunman

Authorities request tips and videos amid manhunt for shooter

Terrified paradegoers fled the Highland Park, Ill., Fourth of July event after shots were fired Monday, (Lynn Sweet/AP)

By Susan Berger, Mark Guarino, Meryl Kornfield, Lateshia Beachum, Praveena Somasundaram and James Bikales 

Updated July 4, 2022 at 5:02 p.m. EDT|Published July 4, 2022 at 12:24 p.m. EDT