Sergeant David Lim and CBP Canine Officer Walter C. Riggs with CBP Canine "Sirius"
photo by James Tourtellotte 01/25/2006 New York/New Jersey Port Authority Police Department Sergeant David Lim and CBP Canine Officer Walter C. Riggs pose along with Sirius, a CBP K9, named after Officer Lim's dog who was killed in the Sept 11 attack of the World Trade Center in New York.