The ex-husband of a former BP mergers and acquisitions manager was sentenced to two years in federal prison for insider trading that netted him $1.76 million after he eavesdropped on her work calls about the oil giant buying another company.The ex, Tyler Loudon, also was sentenced to one year of supervised release after his prison term and fined $10,000 by U.S. District Court Judge Sim Lake in Houston on Monday.Loudon's lawyer, Peter Zeidenberg, asked Lake to sentence him to one year of home confinement fol ...