Brad Davis and Will Bruin scored in the first half, Oscar Boniek Garcia and Brian Ching scored in the second and the Houston Dynamo defeated 10-man D.C. United.
Midfielders Dwayne De Rosario and Chris Pontius were selected for the MLS All-Star game roster.
It should be a scorcher in Houston on Sunday, something D.C. United has grown accustomed to this summer in Washington.
Dave Johnson and Sebastian Salazar join Kellie Cowan to break down what D.C. United's new owners mean for the future of the franchise and a stadium deal. The trio also preview Sunday night's showdown in Houston.