Conversation so far:
What year did Tim Russert die?
2008
What was the cause of Tim Russert's death?
An autopsy performed on the day of Tim Russert's death determined that his history of coronary artery disease led to a myocardial infarction (heart attack).

Question: How old was he when he died?
Self-contained rewrite: How old was Tim Russert when he died?