Newmai News Network Imphal | October 26 Election campaigns are gaining momentum in four Assembly segments spread over three districts of Manipur. Chief minister N Biren Singh, BJP’s by-election campaigner Dilip Saikia, ministers, MLAs and MPs of the party have been addressing election rallies in support of the party candidates. Saikia who is also national general secretary of the party arrived here in Imphal on Sunday to chalk out the party’s by-poll strategies.