While responding to a threatening incident (subject with a knife), Sgt. Edward Weihe was involved in a motor vehicle accident on I-95 s/b near exit 21. Both Sgt. Weihe and another involved person were transported to St. Vincent’s ER. Their injuries were not serious. Sgt. Weihe was treated and released. The status of the other operator is unknown at this time. The accident occurred at 8:20pm Sunday night.