Andy Murray will meet Rafael Nadal in the semi-finals of the Abu Dhabi ATP World Tennis exhibition tournament in Abu Dhabi today. The Scottish player beat Spaniard Feliciano Lopez, 7-6 5-7 6-4 in the opening match yesterday. Murray has earlier defeated Nadal in the Abu Dhabi tournament in the final in 2009. Australian Open champion Stan Wawrinka's eased past Spain's Nicolas Almagro 6-3 6-2, and next faces world number one Novak Djokovic in the other semi-finals.