Spain has declared a national emergency as fast-moving wildfires, fueled by an intense European heatwave, continue to spread across the country. More than 10,000 people have been evacuated from towns near Madrid, while neighboring France has ordered the evacuation of around 40,000 residents from the Cap Ferret peninsula. Emergency crews, military teams and firefighting aircraft are battling the blazes as extreme temperatures and dry conditions worsen the crisis. Here's the latest on Europe's escalating wildfire emergency.