Lamar Hunt U.S. Open Cup: MLS teams take center stage in regional Round of 64 matchups; here's what to watch | CBS Sports Headlines Lamar Hunt U.S. Open Cup: MLS teams take center stage in regional Round of 64 matchups; here's what to watch Everything you need to know ahead … Continue reading Lamar Hunt U.S. Open Cup: MLS teams take center stage in regional Round of 64 matchups; here's what to watch