Jul 17, 2014; San Francisco, CA, USA; San Francisco 49ers general manager Trent Baalke, NFL commissioner Roger Goodell and San Francisco 49ers president Paraag Marathe cut the ribbon with San Francisco 49ers linebacker Patrick Willis, offensive tackle Joe Staley and head coach Jim Harbaugh ahead of construction workers at the ribbon cutting ceremony at Levi's Stadium. Mandatory Credit: Kelley L Cox-USA TODAY Sports