By Associated PressSAMMAMISH, Wash. — Brooke Henderson kept hearing the roar of fans echoing through the trees, leaving her to wonder what was happening elsewhere on the golf course.By the end, all those roars were left just for her. And for good reason.”The way the noise echoed here was really cool,” Henderson said. “I’d never experienced that before. … And then a lot of those cheers ended up being for me, which was even cooler.”Henderson won her first major title Sunday, beating top-ranked