By STEVEN WINE Rafael Nadal reclaimed his crown as the King of Clay on Sunday, and he did it with dogged defense.Chasing down shots all over the court, the relentless Spaniard won his fifth French Open title and avenged his lone Roland Garros defeat, beating Robin Soderling 6-4, 6-2, 6-4.Nadal improved to 38-1 at Roland Garros, with the only loss to Soderling in the fourth round a year ago."I played my best match against you," an emotional Nadal told Soderling during the trophy ceremony.