The Republican National Convention in St. Paul is more than a year and a half away, but Ramsey County authorities already are scouting places big enough to handle hundreds, perhaps thousands, of protesters and others who might get out of hand. It will be Sheriff Bob Fletcher's job to hold and process those hauled away during the convention, which begins Sept. 1, 2008. His task could be a big one: New York City police arrested nearly 2,000 people during the 2004 GOP convention. The jail issue is one of the many security challenges Twin Cities authorities anticipate. Officials toured Boston...