A 33-year-old man was allegedly stabbed by his father late Saturday in the South Side Gresham neighborhood.
The man suffered a minor stab wound to his right thigh at 11:02 p.m. in the 8300 block of South Vincennes, according to Chicago Police. He was treated at the scene, but refused to go to a hospital.
The 54-year-old father ran off after the stabbing, police said.
Area South detectives were investigating.