A 3-year-old boy was wounded in a shooting Friday inside a home in Woodlawn.The boy was inside an apartment about 4:10 p.m. in the 800 block of East 65th Street when someone unknown to him fired shots, Chicago police said.He suffered a graze wound to his arm and was taken to Comer Children’s Hospital, where he was listed in good condition, police said.No one is in custody, and Area One detectives are investigating.