 Additionally, an indirect TFR prohibits flight below above ground level and within a radius of stadiums with seating capacity of 30,000 or more, in which an MLB, NFL, NCAA Division I football, a major motor speedway event, or a WrestleMania is taking place, from one hour before to one hour after the event.TFAs over public and corporate venues have been controversial.Groups have questioned whether these last TFRs served a public need, or the needs of politically connected venue operators.