Theresa May's plans for exiting the EU deliver Brexit "in name only", Boris Johnson has claimed in an explosive resignation speech. <br /> <br />The former foreign secretary lambasted Mrs May's Chequers plan as being a far cry from her Lancaster House speech last year, arguing that the current plan left Britain an "economic vassal" to Europe. Report by Khanomh. Like us on Facebook at http://www.facebook.com/itn and follow us on Twitter at http://twitter.com/itn