Chernobyl

[HBO] HD. '1:23:45.' Plant workers and firefighters desperately try to control a catastrophic 1986 explosion at a Soviet nuclear power plant.

[HBO] HD. 'Please Remain Calm.' With millions at risk after the explosion, Ulana Khomyuk tries to warn Legasov about a second threat.

[HBO] HD. 'Open Wide, O Earth.' Lyudmilla ignores warnings about her firefighter husband's contamination.

Legasov and Shcherbina consider using lunar rovers to remove radioactive debris; Khomyuk faces government hurdles in determining the truth.

[HBO] HD. 'Vichnaya Pamyat.' Legasov, Shcherbina and Khomyuk risk their lives and reputations to expose the truth about Chernobyl.