Kolkata, Feb. 11 -- Trinamool Congress chairperson and West Bengal chief minister Mamata Banerjee on Monday blamed the Aam Aadmi Party and the Congress for the failure of the opposition to win assembly elections in Delhi and Haryana and ruled out the possibility of having any alliance with the latter for the Bengal polls next year. Bengal Congress spokesperson Soumya Aich Roy said: "If Mamata Banerjee was so concerned about the prospects of the Congress in the Delhi polls then why didn't she have a word with Arvind Kejriwal?"P8...