NEW YORK The firing of a Miami Herald columnist for secretly taping a phone conversation with a county commissioner minutes before the public official's suicide in the newspaper's lobby has raised questions about whether his actions constitute a fireable offense. Although Florida law prohibits the taping of anyone's phone conversation without their consent, legal experts differ over how that might apply to a reporter. Herald staffers, meanwhile, have expressed concern that the columnist, Jim DeFede, might have been fired too quickly by editors who were responding under duress from the suicide. Strictly interpreted, the law seems to indicate that DeFede...