As the government shutdown enters its second month, Transport Secretary Sean Duffy says flight delays and cancellations are only going to get worse Sign up to Simon Calder’s free travel email for expert advice and money-saving discounts Get Simon Calder’s Travel email Get Simon Calder’s Travel email Email * SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our Privacy notice The federal government shutdown will cause more flight delays and