“It was very disturbing because we feel like this was an individual act and we don’t hold any religious group responsible for it.”

Good. The only people responsible for this are those who did it. But is it allowed to ask why the adherents of one particular religious group might be moved to do something like this? Is such a line of inquiry possible, or would it be “Islamophobic”?

“Vandals spray paint messages, break windows at Anderson Co. church,” WSPA, April 14, 2019 (thanks to Grizzly Joe):