WEST PALM BEACH — No vote has been scheduled on a proposed buffer around West Palm Beach medical clinics. No public hearing has been held. No matter: An organized pro-buffer letter-writing campaign already has begun to flood City Commission President Kimberly Mitchell's mailbox. At issue is whether keeping protesters away from clinics performing abortions, as well as their patients and workers, will promote safety and, perhaps, damp accusations and counter-accusations of harassment. The proposal comes from the Presidential Women's Center, which asked the city in August to consider a 30-foot buffer. Clinic owner Mona Reis and Bob Van Reeth, assistant...