 No one was injured in an apparent mine collapse that caused a sinkhole at Gordon Moore Park. The dirt began sinking around 6.30 a.m. Wednesday at a turf soccer field. Only Park and Recreation Department workers were on the property at the time. Park and Recreation Department Director Mike Haynes tells the Big Z representatives from New Frontier, which operates the mine, believe this can be fixed. I'm told that, you know, as soon as they are done surveying the situation here with drones and whatnot,