New Delhi, Dec. 11 -- Aviation watchdog DGCA has asked IndiGo CEO Pieter Elbers to appear before it again on Friday amid ongoing flight disruptions, according to sources. A four-member team would question Elbers, as per reports.

DGCA had formed the four-member panel last week comprising Joint DG Sanjay Brahamane, Deputy Director General Amit Gupta, senior Flight Operations Inspector Kapil Manglik, and FOI Lokesh Rampal, with a mandate to identify the root causes of widespread operational disruptions at the Rahul Bhatia-controlled domestic carrier.

Elbers, was already summoned by the DGCA on Thursday. He will appear before the officials again on Friday, news agency PTI reported, citing sources.

The panel's mandate includes assessing man...