Death March on Clarks Creek

This is an out n back course 4.16666 miles in total length. You'll run one loop, every hour, on the hour. You must repeat this again and again each hour. If you fail to answer the bell or do not complete the loop in the time provided, you are out. This process will continue until there is only on runner left. Then the last runner must complete one more full loop to be declared the winner. Prize money will be awarded to the winner.