CHENNAI, July 14 -- The opposition Dravida Munnetra Kazhagam (DMK) on Monday submitted a supplementary complaint to Governor Rajendra Arlekar and the Directorate of Vigilance and Anti-Corruption (DVAC), alleging "horse trading" by the ruling Tamilaga Vettri Kazhagam (TVK) following the Assembly election results announced in May.

The supplementary complaint follows an earlier representation submitted on July 4 by DMK organisation secretary R S Bharathi, Rajya Sabha MP P Wilson, MLA S Austin and others on the same issue.

In the fresh complaint, Bharathi urged the Governor and the DVAC to conduct an "impartial and a comprehensive investigation in accordance with law to ascertain the truth and bring all persons found responsible to justice....