She set an age - group record for women 50 and older when she finished the 2008 Olympic marathon trials in 2 : 49 : 08 .
Samuelson is showing few signs of slowing down .
Samuelson set an age - group record for women 50 and older when Samuelson finished the 2008 Olympic marathon trials in 2 : 49 : 08 .
Samuelson is showing few signs of slowing down .