GRAND RAPIDS – Stacy Lynn Ahlgren, a former employee of Northwestern Bank in Ludington, is scheduled to be sentenced today at 2 p.m. in Grand Rapids federal court. Ahlgren pleaded guilty to embezzlement in December 2012. The longtime bank employee took nearly $900,000 from the bank over five years. U.S. District Judge Robert J. Jonker placed Ahlgren on a $50,000…