A teenage boy has been charged with attempting to cause grievous bodily harm after three people were hurt at a secondary school in Sheffield, police have said.

The 17-year-old, who cannot be identified for legal reasons, was arrested on Wednesday morning following reports of an incident involving a "sharp object" at Birley Academy. The boy is in police custody and is due to appear at Sheffield Magistrates' Court on Friday.

He has also been charged with possession of a blade or sharply pointed article on a school premises. Two women in their 20s and a child suffered minor injuries and were checked by paramedics at the scene.

They did not need to go to hospital. Speaking on Wednesday, headteacher Victoria Hall told reporters: "I just wanted to thank all of our students and staff who helped manage the situation this morning, and our staff who prioritised the safety and wellbeing of all of our students." South Yorkshire Police also praised school staff for their actions following the "frightening ordeal.