Looking at the most significant defensive story for each American League team entering the season.

Mike Trout had a good run as a center fielder but now he's making the transition to right field.

Looking at the Mariners defense, Cal Raleigh is the biggest standout.

There's hope that Jacob Wilson will be the next A's standout defender but our stats aren't yet optimistic about that.

Anthony Volpe has made a lot of good plays the last two seasons.

Ryan Mountcastle's throw handling is one of the Orioles' strengths in the field.

Wilyer Abreu was one of a few standouts in the Red Sox outfield last season.