Appleton, WI -- Appleton police have identified a person of interest in a deadly hit and run. 61-year-old Robert Joosten was killed November 9th while riding his bicycle home from work on E. Wisconsin Avenue. Officers released surveillance pictures of a person of interest and his red pick-up truck. Officers say they received numerous tips from the public which helped them track down the man. They spoke to him on Friday but no arrest has been made. The Appleton Police Department says it is continuing to investigate and will release more information when it's appropriate.