MUMBAI: The core problem which led to the grounding of Boeing 737 MAX aircraft worldwide has surfaced on the Airbus 320Neo as well. Both these aircraft have a tendency to pitch the nose up, excessively to an unsafe degree, during certain stages of flight. The big difference though is that unlike the Boeing 737 MAX, the A320NEO has never had an excessive pitch problem during flight operations. The problem came up recently only during laboratory testing carried out by the European aircraft manufacturer. But a wary European Union aviation regulator, which had certified the A320NEO safe to fly, has issued...