This Level 3: 12 Week Half Marathon Training program is perfect for experienced runners who are looking for a dynamic and intense training program that builds strength, speed, and endurance. Running plan begins with a 60-minute long run and builds to a 2-hour long run. Running Plan in Final Surge Includes: • 2 Strength training workouts per week with videos • 4-5 Running Days (with 1 day of speed play) • 1-2 cross-training days • Longest run: 2 Hours • Auto-Messages with training & ...