Trouble in the middle innings, the stingy John Curtiss, Francisco Alvarez’ 2023 debut

Baseball-Reference has breakdowns for stats for individual innings, as well as innings 1-3, 4-6 and 7-9. In 2022, 34% of the runs all MLB pitchers gave up happened in innings 1-3, 35% came in the middle innings and 1% came in the final three frames. This makes sense, as you figure with teams frequently using [...]