December 9, 2010 6:20 pm Little Girl to Serve as Special Guest at Arthritis Run Sign up for this year’s Jingle Bell Run/Walk for Arthritis and help out four-year-old Lauren Flicker, who was diagnosed with rheumatoid arthritis two years ago. US & World Videos 3:04 PurpleStride event in Philly raises money for those battling pancreatic cancer 3:27 ‘Take a Breather' and run to help battle against cystic fibrosis 1:49 How much time do you spend on your phone each week? Keith Jones, Erin Coleman talk screen time 2:52 Join the fight for ovarian cancer treatment and research at the Sandy Sprint 3:13 Movement, memory and Parkinson's awareness