OMAHA, Neb. (AP) — On one of this month's unseasonably mild afternoons, laughter and giggles filled the playground at North Omaha's Miller Park.

Children ran from slides to swings and on to something else as parents and grandparents watched from picnic tables and benches.

Nearby, beneath towering sycamore, catalpa and linden trees, a family sat down to supper at a picnic table.

Across the park, a man relaxing after work unleashed his dogs and let them run at a newly completed dog park.

Miller Park, one of Omaha's oldest parks, neglected and sometimes overshadowed by the city's problems with cr...