A pro-ISIS twitter account has threatened attacks at London Heathrow, LAX and New York’s JFK airports over the July 4 holiday weekend. The account said that attacks would be carried out on planes ‘flying from Heathrow [Airport] to the US’ and warned that ‘there will be a device placed in either Heathrow, LAX or JFK airports.’ The threat was revealed by SITE Intelligence Group –

the world’s leading non-governmental counterterrorism organization – on its website. This comes as authorities in the US brace themselves for a weekend of traffic chaos as it was revealed that up to 43 million people will be travelling across the country for Fourth of July weekend. ¬†Huge firework displays will take place across the nation, as well as concerts and family fun days. FULL REPORT