WILMINGTON — Wilmington’s new ranger program at Greenfield Lake has been successful at getting people to stop day-drinking in the park, keeping dogs on leashes and helping visitors. But the amount of times police are called to the 250-acre grounds has barely changed. Lone ranger Ben Rickman spoke Thursday morning about his first 10 months … Continue reading City’s ranger program has reduced common offenses at Greenfield Lake, but not 911 calls