LOS ANGELES (Reuters) – The civil trial over the death of Michael Jackson is set to get formally underway next week after jury selection was completed on Tuesday in the $40 billion case that pits the pop star's mother against concert promoters AEG Live. Six alternate jurors were chosen on Tuesday following the selection a day earlier of a jury of six men and six women for what is expected to be an emotional three-month trial. The conclusion of the month-long search for a jury set the stage for opening statements to begin in Los Angeles Superior Court on Monday. …