The leading baby formula company at the heart of a national shortage was forced to close its michigan plant late wednesday, just days after it had reopened. A abbot laboratory said its plant, which had only reopened june fourth, was overwhelmed by severe thunder storms and heavy rains that caused power outages and flood damage throughout a sturges causing widespread flooding. The company announced this will likely delay production and distribution of new products for a few weeks. Said set the company the biggest us. Suppli of powdered fant formula.