Uneasy US tries to fete a July 4 marred by parade shooting

  • Actress Scarlett Abinante heads up Main Street during the 118th Huntington Beach 4th of July Parade in Huntington Beach, Calif., on Monday. (Jeff Gritchen/The Orange County Register via AP)

A shooting that left at least six people dead at an Independence Day parade in a Chicago suburb rattled Monday’s celebrations across the U.S. and further rocked a country already awash in turmoil over high court rulings on abortion and guns as well as hearings on the Jan. 6 insurrection.