Marco Rubio ‘invisible’ to reporters on South Carolina trip
Aware of the potentially uncomfortable imagery of a hotshot Senate candidate glad-handing in a state known as a White House launching pad, aides to Rubio and DeMint were quick to downplay the trip shortly after it was announced, calling it a routine fundraising effort. That concern was likely a chief reason why Rubio, the former Florida House Speaker who commands a healthy lead against Crist in recent polls, was largely invisible to members of the media during the South…