The entry titled "New app allows runner tracking at Livestrong Austin Marathon." - Austin 360 (blog)

Macgasm The entry titled "New app allows runner tracking at Livestrong Austin Marathon." Austin 360 (blog) A new free iPhone application will allow you to track them in real time during the Feb. 20 race. ... Layar 4.0 brings interactive features, new interfaceMacworld all 4 news articles 

Source: iphone app store - Google News