Christopher Bull's efforts:	From	Age	Date	Finish Time
Blue Sky Marathon 2019 (Blue Sky)	Colorado, US	44	Saturday, October 19, 2019	DNF
Blue Sky Trail Marathon (2018) (Blue Sky)	Colorado, US	43	Saturday, October 20, 2018	05:42:58.00
Quad Rock (2018) (Quad Rock 50)	Colorado, US	43	Saturday, May 12, 2018	DNF