The Center for Social Communication of the Air Force reports that 01/07, around 10:20, during the ceremony of exchange of the national flag in the Plaza of the Three Powers in Brasilia, two Mirage 2000 aircraft overflight performed site. At the time of passage, a shock wave caused damage to the windows of some public bodies. The Air Force Command has initiated the investigation of the circumstances of fact and will reimburse the losses. Brasilia-DF, 1 July 2012.