BOSTON (AP) -- A former investment firm manager who confessed to stealing more than $27 million from investors, including his mother, was set to plead guilty on Tuesday. Bradford Bleidt, 51, manager of Allocation Plus Asset Management, attempted suicide in November after he mailed taped confessions to securities regulators, family members and business associates. He was scheduled to plead guilty in U.S. District Court on Tuesday afternoon, according to the court calendar. Bleidt, of Manchester-by-the-Sea, is charged with 115 counts of mail fraud and a single count of money laundering. It was not immediately clear whether he would plead guilty...