Brazilian police have used tear gas, rubber bullets and stun grenades to disperse striking workers inside a subway station, adding to fears that labour troubles could disrupt the World Cup when it opens in six days.

CLERMONT AUVERGNE’S hat-trick hero Aurelien Rougerie has warned his team-mates that they’ll come unstuck at Thomond Park next Sunday if they continue to play “heads in the air” rugby.