Vaughn McClure ESPN Staff Writer
Officials announce the final construction phase for the retractable roof of Mercedes-Benz Stadium is set to begin May 29. Roof to be open in a locked position for 10 days to complete automation process, meaning it will be open during the Atlanta United soccer match against the Philadelphia Union, June 2. Falcons played with roof open only for last year's home opener vs. Green Bay. NFL wants to see roof open for Super Bowl LIII at the stadium in February, weather permitting.