Symmonds wrote about his base training to build up for indoor and the prefontaine run in his blog:
http://www.thefinalsprint.com/2008/10/nick-symmonds-training-elite-athlete-blog-entry-22/
Includes this sample week of workouts:
"Monday:
* AM - Lifting with Coach Radcliff + 6×100 m strides. + 7 mile run
* PM - 4 mile easy shake out run
Tuesday:
* AM -Workout. (intervals on and off the track usually totaling 8-10k)
* PM - 30 minute lap swim
Wednesday:
* AM - Lifting with Coach Rad + 6×100m strides. + 7 mile run
* PM - 4 mile easy shake out run
Thursday:
* AM - Light Workout (hill repeats, fartleks, or 200m repeats)
* PM - 30 minute lap swim
Friday:
* AM -6 mile run
* PM - Hunting or fishing
Saturday
* AM -Workout (most weeks this is a 4-5 mile pace run)
Sunday
* AM -Long run (90 minutes or about 14 miles)"
Even ESPN (aka... the anti-running sports magazine) wrote about Nick's training (apparently, they finally realized that runners are athletes too):