jason kovach who was calling about his coworker. diana lovejoy's husband, greg man mulvihill. >> he said that his friend greg mulvihill had been shot and they needed assistance immediately. >> ernst learned that when the first officer got to the scene, he found gregg in his car bleeding from a gunshot wound. >> he was shot in the left side of his chest and the bullet went, essentially in through the front and out through the back. >> while greg was rushed to the hospital, a swat team comb the hillside where he had been shot. >> did they find the shooter? >> no. >> just vanished? >> vanished. >> but sergeant ernst heard a detail that was curious. when the 9-1-1 call or about the shooting came in, the situation immediately rang a bell with the dispatchers. >> greg mulvihill had called our dispatchers earlier in the evening to ask their advice. he had received a phone call from an unknown person stating that that person was a private