Eric Fisher, US Editor

Defending MLB champions dismiss architect of World Series-winning club

Tokyo-based firm to aid league with immersive Ultra Reality Viewing video technology, sponsor MLB Network's Ballpark Cam

League marketing effort uses baseball's deep connection with food to target non-core fans

Team names, logos more restrained than those used for spring football league's original incarnation

Missouri city with strong local soccer heritage lands franchise in ongoing wave of MLS expansion

Alibaba co-founder deal gains full control of upstart NBA franchise, Brooklyn-based arena

League expands its roster of betting operators with access to official data feed and marks

Fenway Sports Management bringing ancient Gaelic sport to New York after three prior events in Boston

NHL expands fan tour after initial entry to Europe last year

Investors in perennially strong MLS club include Seahawks quarterback, Microsoft CEO, music stars