Viewer Discretion Advised. The following shows professional firefighters battling California’s wildfires. Please watch with caution and do not attempt to recreate the actions you see on your own. Follow along with firefighter Ben Riley as he joins the rest of the #CalFire force fighting flames in California’s Lassen National Forest. This footage was recorded on August 31. To watch more of these heroic first responders, check out GO original series Cal Fire. Watch by downloading the Discovery GO

🔥 SAN BERNARDINO, CALIFORNIA UNDER FIRE 🔥 A fast-moving wildfire is tearing across the foothills tonight, sending massive smoke plumes into the sky and forcing evacuations as flames race through dry brush. Helicopters are dropping water. Highways are filling with evacuees. The sky has turned apocalyptic orange. This is wildfire season in Southern California — and conditions are dangerously primed. If you’re in the area, stay alert and follow local evacuation orders immediately. 💬 Drop your lo