HDFC Bank has fired Sampath Kumar, group head of branch banking, along with two other senior executives, for their alleged involvement in the mis-selling of additional tier-1 (AT-1) bonds of Credit Suisse, CNBCTV18 reported. The two other executives are Harsh Gupta and Payal Mandhyan. This comes after Chairman Atanu Chakraborty's resignation triggered a sharp fall in the bank's share price.