After half an hour Megan got up and smoothed her dark cotton skirt.

“The shade’s moving off the bench,” she said.

“I usually walk them around the paved loop twice before their four o’clock feeding.”

I lifted Samuel carefully and handed him back to her.

She laid him in his side of the double stroller next to Daniel and pulled the harness strap snug over his little shoulders.

“Let me push them,” I said.

Megan stepped back, and I took hold of the stroller’s rubber handle.