Mumbai, Feb. 4 -- The wingtips of Air India and IndiGo aircraft came into contact at Mumbai airport on Tuesday evening, and both planes have been grounded for checks, officials said. All passengers are safe. Air India flight AI 2732 was waiting on the taxiway before take-off while the IndiGo flight 6E 791 was taxiing after landing. Both were Airbus A320 aircraft. A Directorate General of Civil Aviation (DGCA) team is at the site and will probe the incident, a civil aviation ministry spokesperson said. "The wingtips of the two aircraft made contact, resulting in damage to our aircraft's wingtip. As a precautionary measure, the aircraft has been grounded for further technical checks. All passengers were safely disembarked," Air India said in a statement.P3...