article_snippet: But details are murky outside of the injury and arrest reports.
article_snippet: The Cottonwood Police Department and the Yavapai County Sheriff's Office directed media questions to DPS.
article_snippet: Asked for additional information, "  DPS spokesman Bart Graves Bart Graves said, "This is a very complex investigation, we are still sorting things out and there are a lot of witnesses to talk to, so we are in the early stages." "  
article_snippet: DPS spokesman Bart Graves added, "we were asked by Cottonwood police to conduct a criminal investigation.
article_snippet: CNN's Brian Carberry contributed to this report.