A 15-year-old is facing charges after allegedly injuring a man with a salt shaker. Police said the girl threw a ceramic salt shaker at a 47-year-old man in a home on Ellwood Road in Slippery Rock Township around 4:40 p.m. Sunday. The salt shaker hit the back of the man's head and shattered. The man suffered a cut and excessive blood loss, but refused medical treatment, police said. The girl was lodged in the Krause Youth Shelter, pending a hearing. She faces juvenile charges of aggravated assault, simple assault and harassment.