SUPERIOR, WI (KDAL) - Superior Police responded to a bomb threat at the CVS Pharmacy on Tower Avenue around 2:25 p-m Wednesday. The threat received by the Superior store was similar to those at other CVS stores across the country recently. CVS is the victim of a nation-wide bomb threat hoax in an attempt to extort money from the corporation. The Superior CVS was closed temporarily while a search of the business was conducted. No explosives or other dangerous devices were discovered and the store opened up again a short time later.