Team Serbia are the first ever ATP Cup champions! Lajovic suffered a 5-7, 1-6 defeat by Agut, then Novak beat Nadal 6-2, 7-6 (4) to even the tie. The world no.2 backed up his big singles win, teaming with Viktor Troicki in a deciding doubles match to beat Pablo Carreno Busta/Feliciano Lopez of Spain 6-3, 6-4.
Lajovic and Djokovic clinched the team's fifth consecutive victory at the ATP Cup and booked them a place in the inaugural title match. Serbia will face Spain in Sunday's final.
Novak was dominant on Monday evening against Gael Monfils ( 6-3, 6-2 ) and then recorded a win in the deciding doubles match with Troicki against Mahut/Roger-Vasselin (6-3, 6-7, 10-3).
Novak beat Benoit Paire 6-3, 6-3 to clinch the win after Filip Krajinovic beat Jo-Wilfried Tsonga 7-5, 7-6. Viktor Troicki/Janko Tipsarevic face Pierre-Hugues Herbert/Nicolas Mahut in the remaining doubles dead rubber.
Serbia will next play against France in away tie on September 15-17. It will be a rematch of the 2010 final when Serbia won their maiden title.