Dunwoody police are investigating after a woman reported being sexually assaulted Sunday afternoon.

The woman was attacked from behind while she was walking on Barclay Drive near North Peachtree Road around 5:30 p.m., police said.

Authorities released a sketch of the suspect Tuesday.

The suspect, described as a white male in his late 20s to early 30s, is 5-foot-5 to 5-8 and weighs 170 to 180 pounds. Police said he may have cuts on his face that were inflicted during the assault.

Anyone with information on the case should contact Detective Robert Bentivegna at 678-382-6911 or robert.bentivegna@dunwoodyga.gov. Tips can be submitted anonymously at www.dunwoodypolice.com or via text message to C-R-I-M-E-S (274-637) with the keyword DPDTIPS at the start of the message.