A retired Florida priest was likely among those killed in a series of shootings over the weekend, Palm Bay police announced Tuesday .

Police killed Brandon Kapas, 24, during a shootout Sunday in which Kapas shot and killed his grandfather and wounded two officers. Police then traced the car used by Kapas which was filled with an arsenal of weapons to a home where two additional people were found dead.

Police identified those victims as Robert John Hoeffner, 76, and his sister, Sally Hoeffner, 69. Kapas is suspected of killing them as well.