NFL whiff leads to lifesaving diagnosis for sales manager at Kentucky Derby

When former New York Giants' placekicker Younghoe Koo completely missed the ball on a field goal attempt against the New England Patriots last December, the broadcasters weren't the only ones laughing. Mark Toothaker, a stallion sales manager for Spendthrift Farm in Lexington, Kentucky, was on the couch cracking up with his wife, Malory, about the whiffed field goal and consequential turnover. Then, he felt something strange. "I felt a shock in my left arm, and then I never felt anything else. …