A new lawsuit accuses New Orleans city officials and city contractors of failing to stop the New Year’s Day truck attack on Bourbon Street.

An examination of visuals, witness accounts and city planning documents reveals that security lapses in New Orleans left crucial gaps on Bourbon Street on New Year’s Day.

Shock and grief have given way to finger-pointing over whether additional security could have stopped — or mitigated — the recent attack that killed 14 people in New Orleans.