The recovery timetable would allow him to return to active duty for the last four games of the regular season.
With Ousted out, Travis Worra will back up Hamid, who reclaimed the starting job last week. Worra, 25, has spent most of the year with the second-division Richmond Kickers. He is in his fourth pro season and has made 18 MLS starts.
Steve Clark (three starts) was United’s second-choice keeper until this month, when Hamid rejoined the club from Danish club Midtjylland. Waived by D.C., Clark signed with the Portland Timbers.
Ousted joins a small group of D.C. players unavailable because of injury: Left back Taylor Kemp (groin/hip) is out for the year, and right back Nick DeLeon (knee) is making progress after missing three months.
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