A Jewish school in north London is planning to increase the height of its fence amid security fears in the area. Contractors working at Ateres Beis Yaakov primary school in Hendon, which was closed on Friday, said they had been asked to “raise the fence” to make it harder for people to “reach over”. The contractors, who did not wished to be named, were measuring the fence ahead of planned works. A small number of schools in north London were closed due to safety fears. Gates were locked at Menorah High School and Torah Vodaas Primary School in Barnet on...