Don't be alarmed if you see or hear military aircraft buzzing over the South Bay in the days leading up to Super Bowl LX. The North American Aerospace Defense Command (NORAD) said it will be testing its plan to keep the airspace over Levi's Stadium in Santa Clara clear and safe during the big game on Feb. 8. Watch NBC Bay Area News free wherever you are WATCH HERE WATCH HERE"This is normal for any major public event," aviation consultant Mike McCarron said. The Super Bowl is designated a level one security event, like a presidential inauguration or global summit. The airspace over Levi's Stadium will be restricted as the New England Patriots and Seattle Seahawks battle each other for the Vince Lombardi Trophy.