The Facts

• An attacker killed two children and left nine others injured after attacking them with a knife at a dance workshop in Southport, England, Monday morning local time. Six of the injured children are in "critical condition."

• A 17-year-old suspect has been arrested. Investigators say the incident is currently not being treated as an act of terrorism.

• Police also said the suspect, who came from the village of Banks outside of Southport, has been taken into custody and charged with murder and attempted murder.