Ogden United Church of Christ Congregational, 3350 Harrison, will host the Rev. William Royster, associate minister of the Rocky Mountain Conference, United Church of Christ, on Sunday March 3 at its 11 a.m. worship service. He will speak on "What the World Needs Now," as a preface to the One Great Hour of Sharing offering that will be taken in UCC churches nationally on Sunday, March 10 to fund worldwide relief and rehabilitation needs.