Some pilots just aren't getting the message: They can't come and go as they please across South Florida's sky any time the president is in town. Since last month, at least 27 aircraft have violated a temporary restriction on the airspace near Donald Trump's estate in Palm Beach, officials say. And it's going to take some time and heartache for South Florida's aviation community to get used to it, aviation experts say. When President George W Bush visited his ranch near Dallas at the beginning...