SB20 Worlds at Cascais day 1
![SB20 Worlds at Cascais day 1](http://yandy.co.uk/photos/lasersb3/350/yandy329262.jpg)
Competition opened at the Cascais SB20 World Championship 2021, with the two races planned by the Clube Naval de Cascais for the first day of the World Championship event in one of the most competitive and growing sailing classes in Portugal.