Guwahati, Feb. 13 -- Assam Chief Minister Himanta Biswa Sarma has intensified his attacks on Congress leader Gaurav Gogoi, though without directly naming him, over allegations concerning his wife, Elizabeth Colburn.

The controversy revolves around her retaining UK citizenship for 12 years and alleged ties to an organization linked to Pakistan's intelligence agency, ISI.

However, the timing of CM Sarma's attack has raised eyebrows, as it comes amid speculation that the Congress high command is considering handing over the responsibility of managing the party's election affairs in Assam to Gaurav Gogoi.

The Congress leader, who currently serves as the deputy leader of the opposition in the Lok Sabha, is likely to play a key role in strat...