MLB Power Rankings: NL wild-card race gets interesting, plus Yankees, Red Sox sink and O's make case for No. 1
MLB power rankings: Yankees close the gap; Red Sox still No. 1
Chicago Cubs: This hot start might not be sustainable
NL Central Standings Update: Must-win games ahead for Cubs
Schwindel's Outrageous Numbers, Duffy's Big Day, Reverse Standings Check, and Other Cubs Bullets - Bleacher Nation
MLB Power Rankings Week 19: Angels fall; Cubs, Mariners rise - ESPN
Chicago Cubs - Wikipedia
A historical take on graphical standings: How the 2016 Cubs compare to recent 100-win teams : r/baseball
MLB Power Rankings: Yankees, Brewers and red-hot Phillies on the rise - The Athletic