This from Tim Olk:

The McHenry Township FPD burned down a vacant house on Saturday (5/30/15) on the site of a new fire station.

fire blowing out of house being burned down

Tim Olk photo

fire chief at fire scene

Tim Olk photo

fire chief at fire scene

Tim Olk photo

fire whirl at house fire

Tim Olk photo

Hummer brush truck at house fire

Tim Olk photo

firefighters pose with burnin house

Tim Olk photo

more photos at firescenes.net