A Fenland woman has smashed a challenge undertaken in her mum’s memory to raise awareness of a little-known disease that claimed her life. Jade Hunns-Marshall set herself the task of completing 10,000 steps a day for every day of August, and on Saturday she did just that when she ran across the finishing line set up in Wisbech Town Park for the weekly Park Run, which is where her challenge had begun at the start of the month. Her efforts were for the PSP Association – a charity dedicated to helping those affected by progressive supranuclear palsy and corticobasal degeneration – a type of neuro…