Also coming up, most of the historic world war ii aircraft making up the battle of Britain Memorial flight have been grounded. One display has already been cancelled. And production was halted on the 6th of march Mission Impossible film, because its star tom cruise broke his ankle while performing a stunt while filming in london. This is bbc news and these are the top good morning. Its thursday 17th august. Im rebecca jones. Welcome to bbc Newsroom Live. Thousands of teenagers across england, wales and Northern Ireland have received their a level results this morning. In england, the results marked a major reform to the exams introduced by the government, including a move away from coursework and modular exams in 13 subjects and a decision to separate as levels to form stand alone qualifications. There was a fall of 0. 2 in the overall pass rate which was down to 97. 9 . But there was an increase in the number of students awarded the top grades with 26. 3 of entries receiving either an