Flights disrupted as North Korea jams GPS signals

South Korea says electronic jamming signals from the communist North have disrupted hundreds of civilian flights, but says no aircraft is in danger. The signals have prompted Seoul to issue a warning notice for pilots and airlines. South Korea says about 250 flights operated by South Korean and foreign airlines had been affected by the GPS jamming from North Korea since last weekend. "We've confirmed the GPS jamming signals have been stemming from the North," said Lee Kyung-Woo, a deputy director at the state Korea Communications...