A population of wild dogs living near the Chernobyl exclusion zone is now giving scientists a glimpse into how long-term radiation exposure affects generations.

For the guide who sneaks people into the Chernobyl "Exclusion Zone," the crucial moment is when you cross over the barbed wire fencing that marks its edge.

Residents say their plight is being ignored by Ukraine's government.

The nuclear plant is still spewing radiation 30 years after historic meltdown.