Despite constant warnings about hefty fines, dangers, and other consequences of setting off illegal fireworks, Northern California law enforcement kept busy on the Fourth of July as violators launched colorful explosives through the skies.

OROVILLE, Calif. (AP) — Crews made steady progress overnight against a Northern California wildfire that has thousands of people under evacuation orders, but wind gusts and continued hot temperatures Thursday could pose problems on a searing hot July Fourth, officials said.