Software company founder John McAfee was taken to hospital on Thursday after being denied political asylum in Guatemala.
His lawyers said they were making a last effort to keep him from being flown back to Belize for questioning about the killing of an American expatriate.
More top news
Schools in London, Brighton and Newcastle were among those closed after bogus security threats.
The World Health Organization said postponing the 2016 Games would not 'significantly alter' the spread of the Zika outbreak.
Employment Minister Priti Patel has launched a scathing attack on the government's 'chaotic' immigration controls.