DAVID GREENE, HOST:
Jason Dufner has won this year's PGA championship. The 36-year-old is known for, shall we say, his nonchalance, but he managed a double fist pump after clenching the victory. There are a few more tournaments left this year but this was the last major. And NPR's Mike Pesca is with us to talk about the year in golf. Hey, Mike.
MIKE PESCA, BYLINE: Hello.
GREENE: So let's start with this weekend's tournament. How did Jason Dufner pull this off?