Military-civilian air traffic control merger threatens flight safety / Hoax airline bomb threats: Authorities can now place offenders on no-fly list / Bomb hoax: Airport security tightened / Cops hit a wall on pattern of bomb threats to flights / Hoax bomb threats to airlines: 'Govt plans to amend aviation security rules' / What's behind bomb threats that have disrupted 100 flights in India? / Threats to flights keep pouring in; no improvement in over week-old crisis / False scare: Hundreds of flyers affected by fake bomb threats on 3 flights / Reform's legal action threat over airport incident