Olympic champions Paul O'Donovan and Fintan McCarthy have won their lightweight men's double sculls quarter final at the World Rowing Championships in the Czech Republic.
They are now into the A / B semi final.
Brian Colsh finished fourth in his men's single sculls quarter final.
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He will now race in the C / D semi final.
Also into a C / D semi final was Hugh Moore, who ended fourth in his lightweight men's single sculls quarter final.
