NEW ORLEANS (AP) — Seven years ago, New Orleans officials began installing adjustable barriers at intersections in the famed French Quarter to temporarily prevent vehicles from entering the tourist area where the narrow streets are typically teeming with pedestrians every night of the week. But the stainless-steel columns known as bollards were in the process of being replaced and some were apparently not engaged early on New Year’s Day when a motorist rammed a pickup truck through a crowd of revelers, killing 10 people. Related Articles National News | What we know about the driver in the deadly New Orleans attack National News | 1 person dies when truck catches fire and explodes outside Trump’s Las Vegas hotel National News | A fireworks explosion in the Honolulu area has killed 3 people and injured at least 20 National News | A fireworks explosion in the Honolulu area has killed 3 people and injured at least 20 National News | Driver rams New Year’s revelers in New Orleans, killing 15; FBI doesn’t believe he acted alone The project to remove and replace the bollards along about eight blocks of bustling Bourbon Street, from St.