They are the only former Khmer Rouge leaders now in custody.
The former Khmer Rouge leaders are getting very old.
In a few years, all the former Khmer Rouge leaders will have died.
Trials of the most important Khmer Rouge leaders have been discussed for years.
Khmer Rouge leaders thus created an army whose troops had yet to be fully "socialized."
The tribunal started trials of senior Khmer Rouge leaders in 2008.
Everybody says that now the Khmer Rouge leaders are very lucky.
In public, the Khmer Rouge leaders have a quiet dignity.
Despite the scale of the carnage, the case against the Khmer Rouge leaders will be complex.
The Khmer Rouge leaders who ruled the country in the 1970's were responsible for the deaths of more than a million people.