Massive disruption hits UK airports after air traffic control issue

By Rhea Mogul, Sana Noor Haq, CNN (CNN) — Dozens of flight cancellations hampered several UK airports on Wednesday – including Heathrow, one of Europe’s busiest hubs – following an hours-long air traffic control outage. A number of key regional carriers scrapped hundreds of flights to and from London airports Heathrow, Gatwick and Stansted on