Business News Karti Chidambaram refuses to appear before CBI in Aircel Maxis case September 14, 2017 johorbiznet Johor News Karti Chidambaram refuses to appear before CBI in Aircel Maxis case Hindustan Times Karti refuses to appear before CBI in Aircel Maxis case Business Standard CBI calls Karti Chidambaram for grilling in Aircel-Maxis case domain-B Full coverage Source: Business News Feed