Karolyn came eighth in her age group and topped off a great weekend with a PB in the running section .
Karolyn Brown represented GB at the European sprint duathlon championships in Horst in Holland .
Karolyn Brown came eighth in Karolyn Brown 's age group and topped off a great weekend with a PB in the running section .
Karolyn Brown represented GB at the European sprint duathlon championships in Horst in Holland .