Every September, some fanbase starts doing the math with a lead that looks safe. This list exists to remind them: no lead is safe. These are the 5 greatest collapses baseball has ever staged — ranked by pure, exquisite agony. 5. 1951 Dodgers: The 13.5-Game Head Start On Aug.

Every September, some fanbase starts doing the math with a lead that looks safe. This list exists to remind them: no lead is safe. These are the 5 greatest collapses baseball has ever staged — ranked by pure, exquisite agony. 5. 1951 Dodgers: The 13.5-Game Head Start On Aug.