Trump administration claims link between autism and TylenolWhat we know:The Trump administration released a report that claims autism is linked to the use of the painkiller Tylenol, or acetaminophen, during pregnancy. Leading autism advocacy groups, including Autism Speaks, agree. What we don't know:The victim has yet to be identified, and officials with the Maricopa County Sheriff's Office have not released any details on what led up to the deadly incident. Dig deeper:The suspect was identified by officials the Atchison County Sheriff's Office as 22-year-old Dustin A. Hill (pictured). What they're saying:Officials with the Mohave County Sheriff's Office say staff members at an elementary school found a marijuana vape, a pocketknife, and a "realistic looking pellet gun inside the student's backpack."