By Dickson Mercer
If Bethany Sachtleben tries out for cross country at George Mason University this fall, she will lack the high school running experiences other rising freshman will surely have. On the other hand, Sachtleben, 20, who won this morning’s second annual Let Freedom Run 5K in Fairfax, VA in 18:26, has already run a marathon, which is uncommon for a runner her age.