Conversation so far:
What are the Killian documents in relation to Dan Rather?
The Killian documents were documents critical of President George W. Bush's service in the Texas Air National Guard presented by Dan Rather in 60 Minutes II.
What came of Dan Rather's report?
The authenticity of the Killian documents was challenged within hours of being broadcast on 60 Minutes II on Internet forums and blogs.
Were the Killian documents verified?
Dan Rather was interviewed on Larry King Live: Nobody has proved that they were fraudulent, much less a forgery. ... The truth of this story stands up to this day.
Did Dan Rather get in trouble for the Killian documents report?
In June 2006, reports surfaced that CBS News would most likely not renew Dan Rather's contract.

Question: did this hurt his reputation?
Self-contained rewrite: Did the Killian documents controversy hurt Dan Rather reputation?