![](http://www.ecns.cn/hd/2020/06/03/a942080f4822407f9477e71a5b53b500.jpg)
The Italian Frecce Tricolori (Tricolor Arrows) aerobatics team fly over Rome on the occasion of Republic Day in Italy, on June 2, 2020. (Photo/Agencies)
![](http://www.ecns.cn/hd/2020/06/03/52e3fc71b6da4cad94cb0f408fe680a9.jpg)
The Italian Frecce Tricolori (Tricolor Arrows) aerobatics team fly over Rome on the occasion of Republic Day in Italy, on June 2, 2020. (Photo/Agencies)
![](http://www.ecns.cn/hd/2020/06/03/902a2b7d4c0649bdbf9a0e165accb276.jpg)
The Italian Frecce Tricolori (Tricolor Arrows) aerobatics team fly over Rome on the occasion of Republic Day in Italy, on June 2, 2020. (Photo/Agencies)
![](http://www.ecns.cn/hd/2020/06/03/d807d6993b974a21acf0da3d22320c34.jpg)
The Italian Frecce Tricolori (Tricolor Arrows) aerobatics team fly over Rome on the occasion of Republic Day in Italy, on June 2, 2020. (Photo/Agencies)