VOLUSIA COUNTY, Fla. (WFTV) -- A group of Trayvon Martin supporters walked from Jacksonville to Sanford, where they dedicated a memorial for the teen at a museum late Saturday afternoon. The demonstrators arrived in Sanford late Friday, ending what they called the "Walk for Dignity," which started in Jacksonville. The group held a community forum Saturday afternoon, followed by a dedication of the Trayvon Martin memorial at the Goldsboro Westside Historical Museum. "The most important reason why we're here, we want a system that treats us equally," marcher Estefania Galvis said. The group's six-day walk from Jacksonville to Sanford...