Mr. Tao was not the only who did had not expected this. The detectives in charge of this case also had not thought that the kidnappers would be cunning enough to resort to this method in order to get the ransom money. What was even more beyond their expectations was that when they located the tracking device, they found that it was still at scene and the money was gone! The five children who were kidnapped, along with Niu Weiguang, never returned.