Jon Walton

I was looking through a high school yearbook recently, a dangerous thing to do when 40 years have passed. I got lost staring at the silly hairstyles, the photos of teachers who are long since gone, the friend in the senior play whose name is now etched on the Vietnam memorial. It was a time of turmoil and strife in the nation. Racial tensions, assassinations and war were tearing the country apart. But you would never know that from my yearbook’s carefree and hopeful class photos.

Many Christians can name the hour and the place of their salvation. For me it was answering not one but two altar calls at Billy Graham crusades in the 1960s. For Reinhold Niebuhr, who was asked if he could name the time and place of his salvation, it was “2,000 years ago on a dusty hill named Golgotha outside Jerusalem’s wall.”

These past days the church has been open. People have come flowing in bearing pictures of “the disappeared,” sent by St....