Cross-country running with a weighted pack is the ultimate test of endurance.
Muxi had a five-pound sandbag strapped to each of her legs. She and Fesili moved along the rugged mountain path, the gravel beneath their feet sharp and painful. The weight made every step a monumental effort, yet as she looked at Fesili, he moved as if on level ground, his gait steady despite carrying sixty pounds to her ten.
"Keep going! Don't fall behind!" Fesili called out from ahead, not even glancing back.
Chapter 57