Sources said the two top bank officials were summoned for giving loan facility to Gitanjali Group and would be questioned.The logo of Punjab National Bank (PNB) is seen on a branch office window in New Delhi, India, February 27, 2018. Credit: Reuters/Saumya KhandelwalMumbai: ICICI Bank chief Chanda Kochhar and Axis Bank’s Shikha Sharma have been summoned by an anti-fraud agency in the multi-crore Punjab National Bank scam case involving jeweller Nirav Modi and his partner and uncle Mehul Choksi.Kochhar and Sharma were to appear before the Serious Fraud Investigation Office in Mumbai this afternoon, sources in the agency said. The sources said the two top bank officials were summoned for giving loan facility to Gitanjali Group and would be questioned.ICICI Bank is believed to have extended a loan of Rs 1,000 crore and Axis Bank Rs 700 crore last year to Choksi’s Gitanjali Gems. According to another source, officials of the country’s largest lender State Bank of India have been called for questioning.Both Nirav Modi and Choksi are alleged to have frauded the state-run PNB with Rs 12,600 crore and since fled the country.