 Another consideration was the range of the missiles, and Ajax could only be relied upon to go 25 miles, whereas the more advanced Hercules could go 75 miles, keeping any airborne radiation that much farther away. Considering all the options, switching to the Hercules system was the preferred strategy, and it was implemented. If there was a silver lining of good news about all of this, it was that we no longer needed six sites to protect Hartford and Bridgeport.