Kolkata, June 13 -- The internal crisis within the Trinamool Congress (TMC) deepened further, with senior party leader Saugata Roy on Friday expressing his personal anguish as a wave of desertions continues to hit the party while arriving at Mamata Banerjee's residence for a high-level party.

The leader said, "I am sad," in response to questions about fellow MPs Sudip Bandyopadhyay and Satabdi Roy engaging in formal talks with Union Minister Bhupender Yadav in New Delhi.

Meanwhile, on Friday, senior party MP Saugata Roy slammed the trend of rebel leaders jumping ship, terming the inclination to join the National Democratic Alliance (NDA) as "unethical".

Speaking to ANI here, Roy voiced his concerns over the shifting allegiances of part...