FILE - In this March 24, 2018, file photo, Sporting Kansas City's Peter Vermes acknowledges fans as he takes the pitch to lead his team against the Colorado Rapids in an MLS soccer match in Commerce City, Colo. Major League Soccer coaches are welcoming the opportunity to use five substitutes when play resumes in Florida next month, out of concern for both player fitness and the summertime heat. The adoption of the rule and the expansion of game-day rosters are especially important given the relatively short preparation time teams have had for the MLS Is Back Tournament, which starts July 8, 2020, at the sports complex at Walt Disney World. (AP Photo/David Zalubowski, File)