Baker City is holding its first “Walk with a Doc” event on Saturday at Geiser Pollman Park. Organized by Dr. Lisa Lanning of St. Alphonsus Medical Center, it encourages community members of all ages and fitness levels to join in a casual walk and health discussion starting at 9am. Dr. Lanning, a certified family physician, will kick off with a brief talk on the benefits of walking, followed by a Q&A session.