Patna, Nov. 13 -- Former Union minister Shakeel Ahmad on Wednesday said he was disappointed with the Congress' ticket distribution process for the Bihar elections and faced personal differences with members from the party leadership, two days after he resigned from party's primary membership. Ahmad submitted his resignation to Congress president Mallikarjun Kharge, describing the decision as one taken with a "heavy heart." In the letter dated November 10, he said, "This separation does not mean I am joining any other party or group. I have no intention of doing so." Speaking to reporters after the announcement, Ahmad said he had decided to quit 15 days earlier but delayed it to avoid impacting the party's electoral prospects. "I was unhappy...