"Inglourious Basterds, " Tarantino's first film since "Death Proof, " has been one of the most keenly anticipated premieres at this year's Cannes.

CNN: Have Tarantino and his 'Inglourious Basterds' got what it takes?

But Tarantino received a critical mauling for 2007 Palme D'Or-nominated "Death Proof, " one half of the "Grindhouse" double-bill he filmed with long-time buddy Robert Rodriguez.

CNN: Have Tarantino and his 'Inglourious Basterds' got what it takes?

Since no bodies have been found, and thus no proof of death, the offences are held to be continuing.

ECONOMIST: Chile

But no proof of death has been made public for Mr Allex.

BBC: Somalia's al-Shabab 'to kill' French hostage Denis Allex

Doctors told him she had died from a respiratory illness but he believes that it was exposure to formaldehyde that killed her - although there is no proof her death was linked to living in the trailer.

BBC: Katrina's 'toxic trailer legacy'

This would force the prosecution to seek the death penalty only where it had incontrovertible proof.

ECONOMIST: America��s death-penalty lottery

And French Defence Minister Jean-Yves Le Drian said he had no proof of either man's death.

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He spoke of the impact Holly's death had on his family and how reading the book in proof form had helped them.

BBC: NEWS | UK | England | Cambridgeshire | Holly's father speaks of grief

Under the new line of thinking, even without proof of participation in a specific crime, a person who served at a death camp can be charged with accessory to murder because the camp's sole function was to kill people.

WSJ: Germany Arrests Man Who Worked at Auschwitz