Since 1976, more than a hundred and thirty people on death row have been exonerated.
No executions have been carried out since 1984, although dozens of people are on death row.
In one decision, the court allowed death row inmates to file last-minute challenges to lethal injection.
Illinois recently suspended all executions because of doubts about the guilt of those on death row.
Duncan was convicted of capital murder, and has spent the last 10 years on death row.
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Xinhua has said the men had had their "legal rights fully respected" while on death row.
Guru, who had been on death row since 2002, was executed at Tihar jail in Delhi.
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We will say keeping them on death row for over nine years violates their rights.
He had been on death row since 2002 and was executed at Tihar jail in Delhi.
Currently, 369 convicts are on death row, and a further 471 have appealed against their sentences.
The President, Yahya Jammeh, had said earlier he was determined to clear up "death row".
The reports led to public calls for all of those on death row to be executed.
Taiwan has executed six death row inmates, the first use of the death penalty this year.
If Arias is sentenced to death, she would be the fourth woman on death row in Arizona.
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The end of capital punishment would spare eight men who are on death row in New Jersey.
Dahlia, what exactly do these death row inmates say is the matter with the lethal injection process?
More than 140 people are on death row in the country, a third of whom are foreigners.
BBC: Paul Beales (left) and Rachel Dougall, two of the suspects.
It is widely believed he was shot as part of a rivalry with label Death Row Records.
During his first years on death row, Willingham had pleaded with his lawyer, David Martin, to rescue him.
He has been on death row since August 2001 for a 1993 attack in Delhi which killed nine.
Many of those on death row suffer from serious mental illness, and some of these are on medication.
Even the San Quentin prison, built during the gold rush and housing the state's death row, may go.
Kevin Spacey stars as a philosophy professor and anti-death-penalty advocate who winds up on death row in Texas.
More than 500 people are on death row in Vietnam for crimes including drug trafficking, rape and corruption.
There are 17 prisoners on death row whose mercy pleas have been rejected.
One design shows a female comic figure that was drawn by a man sitting on death row in Texas.
According to the state-run Central News Agency, there are a total of 55 death row inmates following the executions.
The measure would see death row inmates have their sentences commuted to life.
Prison (ph), the maximum security in Florida, and I was on death row.
If Arias is given a sentence of death, she would be the fourth woman on death row in the state.
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