NOTE: Photo included. SNIPPET: "On Jan. 18, Lachlan Cranswick left the Chalk River nuclear facility, where he worked, and took a bus to Deep River, the small town on the Ottawa River where he lived. The 41-year-old physicist, whose job entailed running experiments for the National Research Council, had just finished some work for a researcher overseas and left his findings on his desk, to be mailed later. Sometime that night or the next morning, he took his garbage bins outside for pickup. Then, he vanished without a trace. When he didn't show up for work for several days and...