The Black Forest fire, which will mark its 10th anniversary on June 11, also was determined to be human caused, with no suspect identified to date.

Source: https://gazette.com/news/colorado-springs-fire-official-top-3-causes-of-wildfires-are-men-women-and-children/article_52ee01d4-e03c-11ed-a008-9f06beba6cfb.html

The Black Forest she sees from her car and her porch, however, is much changed — and likely not changed enough to keep another such tragedy at bay, she said, gazing around a lot once so thick with trees she didn’t realize others lived so close.

Source: https://gazette.com/news/a-decade-later-mitigation-against-new-black-forest-inferno-remains-incomplete/article_dbd9c40e-060e-11ee-b8c9-5bc1d02aac7e.html