Not much is known.

Three Caucasians and an American in the 84-kg semifinals
Ktsoev (RUS) v Chamsulvaraev (AZE)
Herbert (USA) v Itaev (FRA)

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A final Ktsoev v Herbert would be great.

Yes they are in the finals.

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Ktsoev beat Chamsul 2-2, 1-0.
No info about Herbert's semifinal.

One more US wrestler is in the finals, not named, at 55. He will meet Mahmud Magomedov (Aze), the 2010 European champion.

Deglane champs: 55 Mahmud Magomedov (Aze), 66 Zelimkhan Gusejnov (Aze), 84 Soslan Ktsoev (Rus), 120 ???

Ktsoev v Chamsulvaraev and Herbert

what was the score between ktsoev and herbert?

Results: http://www.fflutte.com/cgi-bin/prog/...eglane2010.pdf

full results (total scores; no score in the particular periods available) are here:
http://www.fflutte.com/cgi-bin/prog/...eglane2010.pdf

according to these results, ktsoev v herbert 5:0 (total); acording to "themat" 3:0, 1:0.