Heavily armed security boats patrol winding Milwaukee River during GOP convention

Security planners for the Republican National Convention have had to contend with the winding river that snakes through downtown Milwaukee and near the Fiserv Center convention site

​Security planners for the Republican National Convention have had to contend with the winding river that snakes through downtown Milwaukee and near the Fiserv Center convention site Security planners for the Republican National Convention have had to contend with the winding river that snakes through downtown Milwaukee and near the Fiserv Center convention site US