Head of the Association of Chief Police Officers, Chief Constable Andy Trotter has said threatening messages sent via Twitter are "disgraceful" and will be taken seriously by police:
More top news
Research by Swansea University showed one in 20 students had worked in the sex industry while studying for a degree.
Writing for ITV News, Dr Daniel Cooper says the world should not become complacent about Ebola and other problems affecting Sierra Leone.
Charities warn that sitting down too long can lead to health risks such as type 2 diabetes and cardiovascular disease.