The fifth and final post in a video blog series as Olympic medallist Katharine Merry shares her journey from elite sprinter to Great North Run pacer

Training done! Sydney 2000 Olympic 400m medallist Katharine Merry has completed her last training run for the Simplyhealth Great North Run, where she will take on the Duracell Bunny pacer challenge.

Merry began her training in May and now it's race weekend!

Follow Merry on Sunday (September 10) to see how close she can stick to her pacing time.

Check out Katharine Merry on Twitter (@KatharineMerry) to hear what else she is up to.

Other vlogs in the series can be found here.