Discuss new downtown building: Robert A. Mueller, right, of Sverdrup Corp., discusses construction plans on the new 910 North Eleventh Building with two of the building's major tenant, Charles L. Cramer, left, of United States Fidelity and Guaranty Co. and Kennett C. Johnson, of Batz-Hodgson-Neuwoehner Inc. Sverdrup is designer and developer of the Convention Plaza buildings due for completion next spring.