MIAMI BEACH, Fla. — A Miami Beach political activist got an unexpected knock on her door Monday over a comment she made to and about Mayor Steven Meiner on Facebook. Raquel Pacheco, a local activist and veteran who once ran for city commission and as a Democratic state Senate candidate, said she was stunned when Miami Beach detectives knocked on her door Monday, asking about a comment she made on one of the mayor’s Facebook posts. “He said, ‘We are here to talk to you about a Facebook comment’ and I said - ‘What? Is this really happening?” Pacheco told...