Seems like dig on Columbia, Palestine and balloons may have been missed.
https://www.palestineherald.com/news/local_news/remembering-columbia-locals-officials-recall-day-of-shuttle-tragedy/article_c8e5c9ab-3c24-5209-9e23-26b863f82b82.html#:~:text=The%20Columbia%20Scientific%20Balloon%20Facility%2C%20then%20known%20simply,members%20of%20Columbiaโs%20crew%20died%20in%20the%20blast.