D.C. police are seeking a man who struck a transgender female, sexually assaulted her at gunpoint and stole her purse on Sunday in Northeast, according to a department statement.

Police said the victim was walking along the 200 block of 51st St. NE at about 4:45 a.m. when the attack occurred. After hitting her, police said, the gunman forced her to a nearby location and assaulted her.

Anyone with information about the incident is urged to call District police at 202-727-9099, or text the department’s tip line at 50411.