The Nevada County Sheriff's "Operation Clean Sweep" warrant arrest campaign produced 29 arrests and 80 tips to the sheriff's hotline Wednesday, with several more arrests expected today."It's been a successful program," Nevada County Sheriff Keith Royal said Wednesday night. "We appreciate the assistance of the media and the response from the community in regard to the tips called in to the hotline." The public response to a list of 613 wanted Nevada County fugitives published in Wednesday's The Union newspaper and the sheriff's Web site had law enforcement officers from around the county busy responding to tips and making arrests …