David Horn won the Costa Rica Open - a Tier 3 event on the International Racquetball Tour ( IRT ) - on the weekend in San Jose, Costa Rica. Horn beat Alvaro Beltran, 15-4, 15-6, in the final. In the semi-finals, Horn upset top seed Alejandro Landa, 15-12, 12-15, 11-7, and Beltran defeated Mario Mercado, 15-4, 15-9.In the Men’s Open division, Andree Parrilla was the winner, and he beat both Horn and Beltran to it. Parrilla got the better of Horn in the quarterfinals, 15-7, 15-5, and Beltran in the semis, 15-11, 15-14. In the final Parrilla beat Andres Acuña, 12-15, 15-10, 11-3.Felipe Camacho and Mario Mercado won the Men’s Open Doubles division, and they beat Beltran and Landa, 15-11, 15-9, in the final. In the semi-finals, Camacho and Mercado needed a tie-breaker to get past Horn and Parrilla, 6-15, 15-8, 11-6, while Beltran and Landa defeated Ramon De Leon and Luis Perez in two straight games, 15-9, 15-7.Coming up this week is the World Racquetball Tour ( WRT ) Georgia Open, May 18-20, in Lilburn, Georgia. Then the Canadian Racquetball Championships will begin on Sunday, May 20. They play doubles for the first three days, and then singles from Wednesday to Saturday. Finally, the USA Racquetball National Singles Championships begins next week on May 23 in Pleasanton, California.David Horn d. Alvaro Beltran, 15-4, 15-6David Horn d. Alejandro Landa, 15-12, 12-15, 11-7Alvaro Beltran d. Mario Mercado, 15-4, 15-9Alejandro Landa d. Andres Acuña, 10-15, 15-6, 11-2David Horn d. Andree Parrilla, 15-9, 15-8Mario Mercado Felipe Camacho, 15-8, 15-1Alvaro Beltran d. Justus Benson, 9-15, 15-6, 11-5Andree Parrilla d. Andres Acuña, 12-15, 15-10, 11-3Andres Acuña d. Maykel Moyet Suarez, 15-5, 15-6Andree Parrilla d. Alvaro Beltran, 15-11, 15-14Maykel Moyet Suarez d. Justus Benson, 15-9, 15-3Andres Acuña d. Felipe Camacho, 15-9, 14-15, 11-5Alvaro Beltran d. Mario Mercado, 15-9, 15-14Andree Parrilla d. David Horn, 15-7, 15-5Felipe Camacho & Mario Mercado d. Alvaro Beltran & Alejandro Landa, 15-11, 15-9Alvaro Beltran & Alejandro Landa d. Ramon De Leon & Luis Perez, 15-9, 15-7Felipe Camacho & Mario Mercado d. David Horn & Andree Parrilla, 6-15, 15-8, 11-6