The ABS challenge system leaderboard ranks batters, catchers, teams and umpires throughout the MLB season.
Nationals shortstop CJ Abrams, an NL All-Star starter this season, is moving to second base in a move that manager Blake Butera described as "the best thing for our team going forward."
Washington Nationals (60-63, fourth in the NL East) vs. New York Mets (53-69, fifth in the NL East)
For the first time in nearly two months, the Dodgers aren't the top team in baseball.
Who is rising and falling in every major league farm system after the trade deadline? Kiley McDaniel digs in.
Here's how each club's playoff hopes have risen or fallen, plus how complete every MLB roster is today.
