DOJ to announce antitrust lawsuit against Live Nation as soon as Thursday The Washington PostJustice Department expected to file antitrust suit against Live Nation, owner of Ticketmaster CNNU.S. Plans to Accuse Live Nation of Defending a Monopoly The New York TimesJustice Department to Sue Live Nation, Seek Breakup of Concert and Ticketing Giant The Wall Street JournalLive Nation (LYV)-Ticketmaster Breakup Sought by US Justice Department Bloomberg