Brazilian rowers Evaldo Mathias Becker and Piedro Tuchtenhagen gave up on their Olympic dreams to stay in Rio Grande do Sul, after heavy rains devastated the state. The athletes, who compete together in the lightweight category, were hoping to take part in the upcoming qualifying phase for the Olympics in Switzerland later this month. The category has been excluded from the 2028 Olympic Games, making Paris 2024 their last chance at the medal.They have joined other residents and people from across Brazil who have been distributing aid and using boats to save stranded neighbours and…