REGULATION St. Jude Medical Inc., Little Canada, received a warning letter on April 23 from the U.S. Food and Drug Administration citing its promotion and marketing of its Epicor LP cardiac ablation system and Epicor UltraCinch LP ablation device.

NEW BUSINESS Alliant Techsystems Inc., Eden Prairie, has received a $52 million order for 120mm training tank ammunition from the U.S. Army. The 120mm training ammunition, used by the M1A1/A2 Abrams main battle tank, include the M865 kinetic energy and the M1002 multipurpose anti-tank training rounds.

DEBT AND EQUITIES Techne Corp., Minneapolis, declared a dividend of 26 cents per share, payable May 28 to all common shareholders of record on May 14.

PERSONNEL VisionShare Inc., Minneapolis, a health information network, named Mark Briggs chief executive. Briggs previously was chief operating officer of Carefx Corp., a provider of interoperable clinical workflow products.