His next action was in July , at the Washington Star International , a WCT event .
In April Belkin reached the semi-finals of the Houston Outdoor , losing in five sets in that round to Clark Graebner .
Clark Graebner 's next action was in July , at the Washington Star International , a WCT event .
In April Belkin reached the semi-finals of the Houston Outdoor , losing in five sets in that round to Clark Graebner .