Donnie One-Note

Photo by Doug Mills/The New York Times.

Instead, his introduction of Gov. Mike Pence of Indiana was a remarkable reminder that ultimately, the Trump campaign is about one person.

He called Mr. Pence his “partner,” but before the governor took the stage, Mr. Trump stood there alone and talked for 28 minutes, delivering a long and improvised riff that emulated his rallies instead of a traditional vice-presidential debut.

Couldn't sing a different tune to save his life.