FILE - Some of the wreckage from a fatal multiple-vehicle crash a day earlier is loaded to be carried away, June 20, 2021, in Butler County, Ala. A crash that killed 10 people — including nine children — on a rain-slicked Alabama interstate happened after a tractor-trailer truck slammed into vehicles that had slowed down because of minor crashes, according to a preliminary report released Tuesday, Aug. 3, 2021. (Lawrence Specker/Press-Register/AL.com via AP) Tuesday, August 3, 2021 6:12 PM EST By KIM CHANDLER and JAY REEVES, AP MONTGOMERY, Ala. (AP) — A crash that killed 10 people — including nine children — on a rain-slicked Alabama interstate happened after a tractor-trailer truck slammed into vehicles that had slowed down because of minor crashes, according to a preliminary report released Tuesday.