Washington: At least 10 people have been killed in a shooting at a supermarket in Buffalo, USA. Local news agency Buffalo News has given this information in its report. The agency said in its report quoting the police that a man wearing body armor entered a top friendly market after 2:30 pm and started firing. Due to this 10 people including a police officer were killed and three were injured. Police said that the suspect also died on the spot, while the condition of two of the injured is said to be critical.