Why are slot receivers shorter than wide receivers?

What's The Issue: As the NFL has shifted to a more pass-centric style, the three-receiver set featuring a slot receiver has become commonplace

If it feels like the Pittsburgh Steelers haven't gotten much slot production from their wide receivers the last two years, you'd be right

nfl best slot receivers “Even if you're the No 3 receiver, it's a hell of a lot better to be the backup No 2 and catch 50 balls than be a slot receiver and catch 50

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