No, just backed up the TIVO to double check. Rather, in his own words, mentions Clinton is haunted by the 18 dead on Somalia and Rather narrates that Clinton felt it was a mistake. (Not Clinton's words)
Then Rather goes on to mention Mark Rich and asked Clinton would he do that all over again. Clinton responds,(paraphrase: No. But only because of all the grief it caused him afterwards and nobody has shown him he was actually wrong based on the merits.)
Where did he say that nobody had proved it was wrong.
Klinton said it was a mistake to send the Rangers in to capture the war lords.