Chernobyl disaster, 25 year later: commemoration around the world

It's early morning on April 26 in Kiev, Ukraine, where the Chernobyl nuclear disaster happened exactly a quarter century ago. On this day in 1986, reactor number four at the plant exploded, setting off a catastrophe that still reverberates well beyond the 30-kilometer exclusion zone.
Chernobyl disaster, 25 year later: commemoration around the world