Fires burning from Washington to California have killed at least 32 people and scorched millions of

Smoke from the wildfires has polluted skies over US cities thousands of miles away

Death toll at least 32, with vast swaths of land engulfed in flames

Scientists have been sounding the alarm for a long time

At least three people killed Thursday in California where hundreds of homes have been destroyed

14,000 firefighters are battling 25 wildfires in California

Second phase of human trials for COVID-19 vaccine underway in South Africa///

Kehinde Wiley's portrait of Barack Obama and Amy Sherald's portrait of Michelle Obama were unveiled