Levi beats earnings estimates but expects pressure this year from strong U.S. dollar / Levi's heir and political outsider Daniel Lurie wins San Francisco mayor's race / Levi Strauss heir Daniel Lurie pledges to make San Francisco safer as mayor / Heir to Levi Strauss fortune accused of 'buying race' as he becomes new mayor of San Francisco / Levi's heir Daniel Lurie leads in early returns in heated San Francisco mayor's race / Wife of rodeo star Spencer Wright shares tragic update on three-year-old son Levi after river accident