September callups and roster rules explained
Jays' September playoff push begins in Colorado - The Globe and Mail
MLB September Callups Preview: National League Names To Know In 2019 — College Baseball, MLB Draft, Prospects - Baseball America
Colorado Rockies Top 39 Prospects
Colorado Rockies put OF Charlie Blackmon on IL with broken hand - TSN.ca
Rockies look inward to solve problems. Is Bill Schmidt the answer?
MLB rosters need to be fixed in September - Sports Illustrated
September 15, 2015: Rockies, Dodgers combine for record 24 pitchers, 58 players, in 16-inning game – Society for American Baseball Research
The Weirdest Playoff Teams of the Division Series-Era - Lookout Landing
Brewers closer Josh Hader works to expand his repertoire
Charlotte voted as 2nd most likely city to have an MLB expansion team : r/Charlotte
Dodgers' prospects who can make an impact
On the Farm: A New Look For Rockies Minor League Staffs, by Colorado Rockies