Golden Baseball League Winter League has just completed its third season. In the first three years, over 130 Arizona Winter League players have been signed to professional contracts. Two of those players, Scott Richmond and Sergio Romo, are now pitching in the major leagues. The 2009 Arizona Winter League began play on January 31, 2009 and has expanded to 8 teams and almost 200 players. On April 3, 2009, the Golden Baseball League announced its second instructional league known as the Arizona Summer League, which is patterned after the AWL. This league consists of three teams, the Canada Miners, El Centro Imperials and
Professional baseball in Connecticut and changed their name to the Rock Cats. The team switched its affiliation to the Colorado Rockies prior to the 2015 season and left New Britain in favor of Hartford at the end of the 2015 season, but was replaced by the Independent New Britain Bees of the Atlantic League. Hartford had nearly continuous baseball from 1874 to 1952, including early major league baseball teams from 1874–1877. Notable events include five league titles by the Hartford Senators. In 2016, the former minor league club from New Britain began play as the Hartford Yard Goats, but did not play a home