One dead, another hurt after shooting on I-70 (UPDATE)

The search is on for a gunman in a vehicle who opened fire on I-70 early Friday morning.According to Columbus police, some sort of altercation occurred between two groups of people around 2:30 a.m.The confrontation led both groups to get into vehicles and travel on I-70 west near James Road where gunfire was exchanged between the cars.26-year-old Perry Tuttle Jr. and Dorrell Taylor, 25, were hit and found by police in a vehicle on the median of I-70.Both were taken to Grant Medical Center, where