Ryanair CEO Michael O'Leary accused UK air traffic control chief Martin Rolfe of lying about the cause of this week's flight cancellations that have cost airlines millions, and called for him to quit ▻ ↧ Ryanair's O'Leary accuses UK air traffic control boss of lying over... Ryanair Chief Executive Michael O'Leary on Thursday accused the head of Britain's air traffic ​control operator of lying about the cause of an outage that led ‌to thousands of flight cancellations earlier this week.