UNIVERSITY PLACE, Wash. (AP) — The brown, lumpy patches that dotted nearly every putting surface at Chambers Bay and became the story of the 2015 U.S. Open are now lush, smooth and a Northwest-appropriate shade of green. Four years after a championship that was largely derided because of its putting green problems, Chambers Bay in University Place, Washington, may have salvaged its future hopes of being part of golf's championship rotation with a massive effort to replace every green on the course.