A man was struck and critically injured Friday morning as he crossed Old Rock Island Road after going to get his newspaper.The victim, Preston Huckeby, 77, was airlifted to Erlanger Medical Center in Chattanooga from River Park Hospital for treatment of critical injuries he received in the early morning accident.According to Highway Patrolman Rodney Whiles, the wreck happened around 7:45 a.m. on Old Rock Island Road near Azalea Drive close to Mud Creek. According to the Highway Patrol preliminary investigation, Huckeby was on a four-wheeler and had crossed the street from his home to retrieve the newspaper from his paper box. He was returning across the two-lane highway when he entered the path of a Mitsubishi Eclipse driven by Carolyn Tittsworth, 43.