The Brief An 81-year-old Marietta man died Saturday following a two-vehicle collision on Ernest Barrett Parkway earlier this month. Authorities said the victim crossed the median into oncoming traffic near the Irwin Road overpass before colliding with a tanker truck. A Marietta man has died days after losing control of his pickup truck and crashing into a tanker truck on Ernest Barrett Parkway, authorities said. What we know:An 81-year-old Marietta man died Saturday after suffering life-threatening injuries in a crash two days earlier. Investigators said Michael Alvarado was driving a red 2000 Chevrolet Silverado northbound on Ernest Barrett Parkway, north of the Irwin Road overpass, around 7:55 p.m. Thursday.