that s what the police say, george. very intensive investigation. at the same time, in the backdrop, nic, this is a time when people come together, prepare for christmas, do shopping. how are people in geneva responding to all of this? reporter: a huge number of tourists in town here. we re outside the u.n. there are people here in the last hour or so coming to take photographs outside the u.n. there s more security at the u.n. in the center of the town, you have not just the additional christmas shoppers, but it s a day of celebration here. they re celebrating a battle the last time that switzerland went to war, 1602. they have reenactments in the counsel center. people with muskets, they re firing off these replica old weapons in the streets, beating drums, playing tunes on traditional instruments from back in the day. so there s a lot of people on