Authorities in Gulf Shores, Alabama, are trying to determine why an SUV driven by a 72-year-old man accelerated and hit members of a high school band at the start of a Mardi Gras parade.
Tuesday morning's accident injured 12 students. At a news conference, city spokesman Grant Brown said three were in critical but stable condition as of Tuesday afternoon. Police Chief Ed Delmore said investigators have obtained a search warrant for the vehicle. They hope to get electronic data from the 2008 Ford Expedition. Investigators also were looking at video of the accident.