Chris Murphy

Witcover: Our weather vane president

Witcover: Our weather vane president

In the latest debate over gun controls, Donald Trump is once again playing fast and loose with the truth by demonstrating his flexibility toward it. He has made clear long ago he is no George Washington admitting to his father that he chopped down that cherry tree.

After calling for raising the age limit for buying high-capacity assault weapons from 18 to 21, Mr. Trump has backed off in the face of National Rifle Association ire. Now he is calling for training teachers to use firearms in the classroom, an idea soundly rejected by the National Education Association as an invitation to more mayhem there.

He has announced establishment of a Federal Commission on School Safety...