The National Democratic Alliance, though upbeat about capturing “anti-incumbency” votes against the previous Congress-DMK government, is equally concerned about the presence of AINRC rebels in the fray and the prospect of losing minority votes. The electoral entry of three AINRC members in Orleanpet, Muthialpet, Thirunallar and the presence of AINRC chief N. Rangasamy’s two supporters at Thirubuvanai and Kalapet are …