The Brief A 21-year-old man was severely assaulted and robbed outside of a Gwinnett County gas station near Duluth. A Gwinnett County mother is pleading for help from the community to identify potential suspects after her 21-year-old son was assaulted and robbed outside of a gas station near Duluth. After leaving the lounge, she said her son walked to a nearby gas station alongside a woman while his other friends "dissipated." While hanging out near the gas station, Humphrey said the woman went inside and left her son with her belongings. Detectives were seen searching for evidence at the gas station on Saturday as they work on their investigation.