Vinh Nguyen, of Rochester, plays with his daughters, from left, Kylie, 4, Brianna, 3, Madeline, 5, and Lilly 1, Wednesday, May 20, 2020, on the playground at Cook Park in Rochester. The city of Rochester announced Wednesday that park play structures and playgrounds, including the Silver Lake Skate Park, are now open after being closed because of the COVID-19 pandemic. The city said in a press release that the equipment will not be sanitized, and that users can play at their own risk. (Joe Ahlquist / [email protected])