PW engine woes: IndiGo grounds A320 neo plane in Lucknow
By
Biju Kumar
IndiGo has grounded an A320 neo aircraft at Lucknow due to problem in the Pratt & Whitney engine, according to a source. The aircraft has been grounded for maintenance since January 31. P&W engine-powered A320 neos have been grappling with problems and aviation regulator








