A lone gunman robbed a SunTrust Bank in Norcross Tuesday afternoon, authorities said.

The bank, at 5950 Jimmy Carter Blvd., was robbed about 1:45 p.m., according to the Gwinnett County Police Department. No one was injured in the incident.

Gwinnett police and FBI were at the scene investigating the incident Tuesday evening, according to an FBI spokesman. No other information was immediately available.

Please return for details.