Hayden and Hannah Heinhuis from Chatham-Kent Secondary School (CKSS) are provincial gold medallists.
The sisters won girls' doubles at the Ontario Federation of School Athletic Associations (OFSAA) tournament in Toronto.
They went undefeated in their run to the title game. In the gold medal match, Hayden and Hannah dropped the first set 4-3, but rallied back to win the second 4-1, then won the third 10-6.
This is the first OFSAA tennis medal in the school's history.