Beckham has not played or even trained with his new team-mates since his brief debut for the Major League Soccer club against Chelsea nine days ago and has continued to struggle to overcome an injury to his left ankle first sustained on England duty against Estonia at the start of June.
Galaxy leave for California on Monday for Dallas, where they must win their final group game in the eight-team tournament if they are to progress to the knockout stage of the competition between MLS and Mexican clubs.
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