Trivia: Much like the set of War of the Worlds, the set of this crash was so realistic, that airline pilots near Toronto were calling in a downed aircraft as they flew near it, unaware that it was staged for the filming of this movie.
Sherman helps Louise put on her uniform from the back, but the zipper is in the front. When she turns around, no seams/zippers/etc. appear on the back of the uniform. This takes place just as she gets out of the shower.