CARSON, Calif. -- David Beckham will miss the Los Angeles Galaxy's final road game of the season Oct. 18 at Houston because of a mandatory one-game suspension for earning his fifth yellow card.Beckham was penalized in the first half of the Galaxy's 1-0 loss at Columbus on Saturday. He won't be available for Sunday's home game against Colorado after being called to England's national team for two World Cup qualifiers, so Beckham will have to serve his suspension against the Dynamo. The Galaxy are 0-2-1 in games that Beckham has missed this season, scoring just twice and being shut out twice. Galaxy players Alan Gordon, Brandon McDonald and Greg Vanney will alsol be suspended for the game in Houston if they pick up a yellow card against Colorado. Landon Donovan will miss Sunday's game because he's been called up to the U.S. national team for its World Cup qualifier against Cuba on Saturday in Washington, D.C.