LINCOLN -- Lincoln Police are needing your help finding a 23-year-old man, who apparently left his home unexpectedly on Monday afternoon. Police say there are concerns on the whereabouts of William Kluck, due to the recent snowfall and cold temperatures. Kluck is on foot, with no money or a vehicle. Police say cellphone records show Kluck was in the Fallbrook area. Investigators didn't have any luck in checking with area businesses. William Kluck is described as a white male, about 6-2, 120 pounds with brown hair and blue eyes, last seen wearing a gray-hooded sweatshirt, brown pants and brown boots. If you see him, call police at 402-441-6000.