Thane Hunt injured his back twice while working as a Peoria police officer: first in September 2009 when his patrol car was rear-ended by Maurio Herrod and then in January 2010 during a training exercise.After Hunt settled his tort claim against Herrod for $75,000, the city — which paid $5,325 in workers’ compensation benefits for the first accident and $119,880 for the second — intervened and claimed, without any expert testimony connecting the comp payments to the auto accident, that it was entitled to …