It's all so soothing: UBS porters usher multimillionaire Brazilian farmers up the private elevator, the corporate head of communications is off on vacation, and an elite cadre of UBS trainees, flown in for a seminar, is getting whisked away from the elegant Hotel Steigenberger Bellerive au Lac for another night of fine dining.
Surveillance camera images released by police showed a man wearing white gloves and a white head-covering spraying liquid from small hose into an elevator.