The Pulse Newsletter 📣 | This is The Athletic’s daily sports newsletter. Sign up here to receive The Pulse directly in your inbox. Good morning! Turn on the lights today. Coming up:  🧊 DK Metcalf’s Antarctica takes 🗣️ Underwood’s unfortunate storm 🎾 An incredible comeback Don Juan Moore / Getty Images I am unsure even where to start with what happened in Tallahassee, Fla., last night.  The game itself? An entertaining 27-24 win for No. 19 SMU on the road in the Mustangs’ season opener. The circumstances around the game? A 90-minute delay thanks to a...