Kyle Shanahan’s car accident has transformed into the NFL’s biggest mystery

SANTA CLARA, CA - MAY 8: Head Coach Kyle Shanahan of the San Francisco 49ers on the field during Rookie Minicamp at SAP Performance Facility on May 8, 2026 in Santa Clara, California. (Photo by Michael Zagaris/San Francisco 49ers/Getty Images) | Getty Images Kyle Shanahan was involved in a car accident shortly before training camp began. That is the lone fact we know with certainty. What began as a seemingly routine traffic incident, one that should have made minor waves, has turned into a…