Mexico's Marco Bueno, middle, watches has he scores between Costa Rica's Julio Cascante, left, and goalie Darryl Parker in the first half of a CONCACAF men's Olympic qualifying soccer match in Carson, Calif., Friday, Oct. 2, 2015. (AP Photo/Chris Carlson)
The Associated Press
CARSON, Calif. (AP) - Marco Bueno scored twice and defending Olympic champion Mexico beat Costa Rica 4-0 on Friday night in their Group B opener in CONCACAF qualifying for the 2016 Rio Games.
Bueno opened the scoring in the 19th minute, Costa Rica's William Fernandez Gonzalez had an own goal in first-half stoppage time, Bueno connected again in the 77th, and Erick Torres added a goal in the 88th.
In the first game of the doubleheader, Honduras beat Haiti 1-0.
Seeking its 11th berth in the Olympics, Mexico will play Haiti on Sunday in Carson and finish group play Wednesday night against Honduras in Commerce City, Colorado.
Costa Rica is trying to reach the Olympics for the fourth time and first since 2004. It will play Honduras on Sunday in Carson and finish against Haiti on Wednesday in Commerce City.
The top two teams in the group will advance to the semifinals Oct. 10 in Sandy, Utah.
Costa Rica's goalie Darryl Parker walks off the field as Mexico celebrates their win in a CONCACAF men's Olympic qualifying soccer match in Carson, Calif., Friday, Oct. 2, 2015. Mexico won 4-0. (AP Photo/Chris Carlson)
The Associated Press
Mexico's Eric Gutiérrez, left, heads the ball past Costa Rica's Julio Cascante in the first half of a CONCACAF men's Olympic qualifying soccer match in Carson, Calif., Friday, Oct. 2, 2015. (AP Photo/Chris Carlson)
The Associated Press
Mexico's Erick Estefano Torres, left, kicks the ball past Costa Rica's William Fernandez in the first half of a CONCACAF men's Olympic qualifying soccer match in Carson, Calif., Friday, Oct. 2, 2015. (AP Photo/Chris Carlson)
The Associated Press
Mexico's Marco Bueno, left, battles Costa Rica's Julio Cascante for the ball in the first half of a CONCACAF men's Olympic qualifying soccer match in Carson, Calif., Friday, Oct. 2, 2015. (AP Photo/Chris Carlson)
The Associated Press
Mexico's JoseCarlos Van Rankin, left, battles Costa Rica's Joseph Mora for the ball in the first half of a CONCACAF men's Olympic qualifying soccer match in Carson, Calif., Friday, Oct. 2, 2015. (AP Photo/Chris Carlson)
The Associated Press
Mexico's Marco Bueno, right, scores past Costa Rica's Julio Cascante in the first half of a CONCACAF men's Olympic qualifying soccer match in Carson, Calif., Friday, Oct. 2, 2015. (AP Photo/Chris Carlson)
The Associated Press