Ohio officials to release toxic chemicals from derailed train to avert explosion

Officials urge anyone within 1-mile radius of site in north-eastern Ohio to leave amid potential of a catastrophic tanker failure'

Authorities in Ohio say they plan to release toxic chemicals from five cars of a derailed train in Ohio to reduce the threat of an explosion.

Governor Mike DeWine says a controlled release" of vinyl chloride will take place on Monday at 3.30pm local time.