Kath Merry is joined by David Moorcroft to present live coverage of the Great South Run from Southsea, Portsmouth. Commentary comes from Stuart Storey and Tim Hutchings.
A record entry field of 25,000 places sold out months ago. Competitors for today's race include athletes, celebrities and runners looking to raise money for good causes. Many will be looking to set personal bests.
The flat and fast route takes in many of Portsmouth's famous landmarks, including the cathedral, Spinnaker Tower and HMS Victory. Nelson's flagship will again play host to the HM Band of Royal Marines, who perform for the passing runners.
This year's women's race boasts a strong UK challenge, with Olympic 5,000 metre finalists Jo Pavey and Julia Bleasdale heading the field. Jo will be hoping to repeat her previous triumph of 2009.