ROCKY RIVER, Ohio — Classes at Rocky River High School have been canceled for Friday, Jan. 30, because of a gas leak outside the building on the school’s property. A message sent to parents Thursday night says the district is working with Enbridge Gas Co. to fix the leak at the school at 20951 Detroit Road. The Rocky River Fire Department also was notified. “We appreciate your patience and understanding.”The district says a dance planned for Saturday at the high school will be held at Rocky River Middle School. Officials are reviewing other scheduled events and families should watch for updates from the district, the message says.