Stats of the Week: Rookie walk-offs, surprise turnarounds and loads of milestones

What happened

Here’s our weekly look at 10 mind-blowing notes from the last week in baseball (Sept. 18-24). More history for Salas: At 20 years and 110 days on Saturday, Ethan Salas became the youngest MLB player with a walk-off hit since his current teammate Manny Machado on Sept. 13, 2012 (20y

Summary assembled by rule from the sources below

Sources