Elizabeth Cotten performing Freight Train at age 84, a song she write at age 12. She invented the "Cotten picking" style of playing a right-handed guitar upside down and left-handed. [2:47]

Elizabeth Cotten performing Freight Train at age 84, a song she write at age 12. She invented the "Cotten picking" style of playing a right-handed guitar upside down and left-handed. [2:47]