In early June, Salt Lake City, largely known as the worldwide headquarters of the LDS CHurch, will host some 10,000 Southern Baptists who are coming to town for their annual convention. Though many Baptists believe Mormons are not Christians, the similarities between the two faits are, in some ways, remarkable. Yet there are also major differences. In a five-part series beginning Sunday, the Deseret News will explore why the Baptists are here, who they are and what they believe.