UPDATE @ 9:23 p.m.:
The fire on East Ash Street in Piqua is contained, according to dispatch.
When crews arrived they found that the fire was in a vacant structure.
We are working to learn the cause of the fire.
Fire crews are on scene of a structure fire in the 400 block of East Ash Street, according to dispatch.
Initial reports indicate crews arrived to find flames showing at the structure and additional crews were requested.