Postwoman Nikki Graynor. See SWNS story SWSYpostie. Meet the postman walking 10 MILLION steps to raise money for a suicide charity - and is wearing SHORTS in all weathers to complete her mission. Nikki Graynor is almost a month in to her challenge of walking 10 MILLION steps in order to raise money for a suicide charity in tribute to her friend who died in 2015. Wearing shorts in freezing weathers, she's walking around HOW MUCH a day in order to meet her milestone in just one year of delivering post.