Solid McIlroy impressed as Spieth on move at PGA

Spieth's whose second round play was much admired by his playing partner Rory McIlroy.

By Simon Lewis, Kohler, Wisconsin

PGA Championship play in the second round at Whistling Straits was brought to an abrupt and premature halt on Friday night as thunder and lightning storms forced a suspension in play with Australia's Jason Day and Matt Jones leading the final major of the year.