BOULDER, Colo. The Boulder Police Department is asking for the public's help after a blind man was assaulted while walking on a trail with his service dog. The incident happened around 11:45 a.m. on Tuesday, Nov. 5. According to Boulder police, the victim was walking on Fourmile Canyon Creek Trail with his "clearly marked" service dog when another man struck him in the shoulder and called him a "schmuck." The suspect took off before officers arrived, but the victim was able to take a picture of the suspect using a screen reader, according to Boulder PD. Anyone with information about the man is asked to contact Detective Verdine at 303-413-7332 or [email protected] and reference case 24-12050.