Reznor makes shock announcement at Bonnaroo festival.Nine Inch Nails mainman Trent Reznor told fans at this weekend’s Bonnaroo festival that this gig may be their last on US soil.Speaking from the stage in Manchester, Tennessee on Saturday night (June 13) Reznor said:"It just dawned on me that this is our last show ever in the United States. Don't be sad. I'll keep going. But I think I'm going to lose my mind if I keep doing this, and I have to stop."