In the annals of law enforcement, it may go down as the great "Toilet Paper Caper" -- a high-tech sting operation that enlisted even the Oakland Police Department's internal affairs division, to catch a thief who was swiping bathroom wipes out of the Civic Center complex. It all started about a week and a half ago when people began complaining about the lack of toilet paper in the building's bathrooms. "At first, we blamed the staff for not filling the receptacles,'' said Derin Minor, the complex's assistant manager. "But then I noticed that the cardboard spools at the end of...