article_snippet.sent: But the pace of proceedings has seemed glacial, given the advancing years of the suspected war criminals, two of whom have died while facing trial.
article_snippet.sent: Another was ruled mentally unfit to stand trial.
article_snippet.sent: Both men have appealed Both men convictions.
article_snippet.sent: In a separate case, the pair are on trial on additional charges of crimes against humanity and genocide.
article_snippet.sent: Evidence is expected to continue being heard into 2016, ECCC spokesman Lars Olsen said.
article_snippet.sent: Two further, and highly controversial cases, known as 003 and 004, are also currently under investigation.
article_snippet.sent: Two other suspects are being investigated.
article_snippet.sent: ECCC spokesman Lars Olsen said no further cases would be pursued after 003 and 004.