Kerry heckled on his own front porch COLUMBUS, United States (AFP) - Democrat John Kerry (news - web sites)'s presidential campaign took the pulse of the ordinary American homeowner, and came face to face with the polarized nature of the country's electorate. Four days before he makes a crucial speech at the national Democratic convention in Boston, the Kerry bandwagon rolled into a suburb of Columbus, Ohio, for a "front porch" rally at the home of Jessie and Janet Aitkins. The carefully choreographed event was gatecrashed by a vocal group of local Republican residents brandishing placards in support of President...