The Pulse Newsletter | This is The Athletic’s daily sports newsletter. Sign up here to receive The Pulse directly in your inbox. Good morning! Score 25 points in eight minutes today. Inside: A wild Olympics day ? MLB injuries  Early bracket watch Something I never fully remember each time the Olympics come around: the gamut of emotions coursing through the entire event, from the expected — triumph, heartbreak — to the surprising — enlightenment, remorse and even befuddlement. It felt like Day 4 yesterday contained all of those. An attempt to fit all of...