Hoyerswerda (dpa/sn) – A 13-year-old was seriously injured in the explosion of a spray can in Hoyerswerda. The boy had ignited with two other young people when the can suddenly detonated, the police said on Monday. The 13-year-old suffered severe burn injuries and was flown to the hospital in a rescue helicopter. Police are now looking for witnesses to the incident, which happened on Friday afternoon.