Karjakin won the event having made 2.5 points in 3 last games with overall score of 6.5 out of 9! Topalov lost in the penultimate round and managed to score 6. Leko and Zhigalko shared 3rd-4th with 5 points and looks like Leko had a better tie-break, so he is 3rd.
Final standings
1. Sergey Karjakin GM RUS 2808 6½
2. Veselin Topalov GM BUL 2775 6
3. Peter Leko GM HUN 2732 5
4. Sergei Zhigalko GM BLR 2684 5
5. Pavel Elyanov GM UKR 2709 4.5
6. Eugene Tomaszewski GM RUS 2718 4.5
7. Anton Korobov GM UKR 2719 4.5
8. Alexander Areschenko GM UKR 2708 4
9. Anatoly Karpov GM RUS 2637 3
10. Arkady Naiditsch GM GER 2702 2
Some games from the last 3 rounds