And in Delaware, there’s a particular hunting ground that has reached legendary status among the bargain-seeking cognoscenti.

Walmart says its use of honeycomb-style map segments is helping expand same-day delivery to 12 million more US households.

The Smyrna Diner in Smyrna, Delaware isn’t just feeding hungry travelers—it’s preserving a slice of Americana that’s becoming as rare as a politician turning down a free meal. The Smyrna Diner stands ...