The main agent in Japan for tennis rackets made by Wilson Sporting Goods Co. of the United States is working with the Fair Trade Commission to avoid being charged with violating antitrust laws.

Quick survey: How many of you crack open a new can of tennis balls every time you play ... Environment be damned. Wilson is hoping to change that practice with its new Triniti ball.

Already the official ball of the US Open, Wilson is bringing a bit of “New York sunshine” and a lot of style to the tennis courts at Flushing Meadows—thanks to one of the tournament’s most ...