Trinamool Congress (TMC) Goa In-Charge Mahua Moitra on Friday hit out at Congress leader P Chidambaram saying that her party made a 'formal and definitive' offer to Congress in Goa to defeat BJP. Moitra, who was responding to Chidambaram's statements about the lack of clarity about TMC's proposal said that if he is not aware of details he should speak to his party leadership rather than making such statements. 'All India Trinamool Congress (AITC) already made formal and definitive offer to INC