Zach Johnson is not slowing down

Zach Johnson may be in the twilight of his professional golf career, but the 50-year-old Iowan said he is just getting started.

“I’ve always been a late bloomer in everything I’ve done,” Mr. Johnson said ahead of the 16th annual Zach Johnson Foundation Classic last month at Elmcrest Country Club in Cedar Rapids. “And I still think I’m blooming … that sounds ridiculous at 50, but…