STATEN ISLAND, N.Y. — Police arrested a 15-year-old boy who allegedly slashed another 15-year-old boy outside Port Richmond High School on Monday.
Officers responded at about 2:50 p.m. to a 911 call for an assault in the rear of 85 St. Joseph’s Avenue, according to a statement from the NYPD’s Deputy Commissioner of Public Information.
Port Richmond High School is located at the address provided by police…