0:28livingJanuary 31, 201982-year-old grandma using a snow blower is fierce"Some people think I'm crazy," Marlene Fisher Downing told "GMA."Up Next in livingGiggling grandma reading 'The Wonky Donkey' sparks book salesSeptember 12, 2018Prosecutors seek death penalty for 'killer grandma'July 4, 2018This woman has no children but is known as the 'Grandma Cuddler'April 27, 2018