7/23/2015
6.5 mi
50:00
7:42 mi
Saucony Cortana 4 (first Cortana)
Initializing charts...
1 mile, 4x400 CI (200), 2x200 SI (100), 1 mile
CRUISE INTERVALS (CI) Run each interval at 10-K pace. To find your 10-K pace, go to runnersworld.com/trainingcalculator.