MARENGO — A woman, convicted in August for killing a Monroe truck driver last year, was sentenced Monday to life in prison.Mariana Lesnic, a U.S. citizen originally from Moldova, a border country of Romania, declined to speak during sentencing, and even asked 6 Judicial District Judge Andrew Chappell if she could just dismiss any appeal now when told he would appoint her a public defender to help file the appeal.Chappell said she could dismiss the appeal later.An Iowa County jury found Lesnic, who defended herself, guilty of first-degree murder in the fatal shooting of Ernest Kummer 60, on Sept.