(Portland, OR) -- Multnomah County Health Officer Dr. Jennifer Vines is inviting the public to join her for an evening stroll today. Today is National Walking Day, and the Multnomah County Health Department is hosting an event called Take Back the Block to promote walking and traffic safety. In 2019, Multnomah County had 67 deaths which was a 44-percent increase over the previous five years. In 2021, over 80 people died in crashes.