Mic'd up Andrew Walker is 44-years-young and still as competitive as ever

Aside from the thrilling play on display in both the Men's and Women's tournaments at the Brisbane Global 10s, one of the highlights of the weekend was seeing 44-year-old Brumbies legend Andrew Walker mixing it up with the best of them.  Walker, a dual code international, was arguably the most impressive of the 'old guard' on display. He, along with Carlos Spencer and the slighly younger Drew Mitchell, were the novelty factors involved in the tournament, but Walker wasnt there just for the banter. The former Brumbies and Reds back looked completely comfortable on the field, making it hard to…