NEW YORK (AP) -- By turns a bit wistful and at his wisecracking best, Andy Roddick let the tennis world ... to offer in the sport (19-year-old Jack Sock and 24-year-old Sam Querrey).
Over the past few years, Jack Sock lost some heartbreakers against ... with 18-year-old American (and future world No. 1) Andy Roddick in the third round in Miami. Roddick won his next match ...