New Delhi, July 8 -- Trinamool Congress (TMC) Derek O'Brien said on Tuesday that non-Congress opposition parties were in touch with each other to build broader floor coordination ahead of the monsoon session of Parliament. "We are in touch with DMK, AAP and others on a regular basis. We are optimistic that all non-NDA parties will be a part of the broader floor management. It is not mandatory for all parties to attend a particular meeting in the morning. Teamwork is good," said TMC Rajya Sabha floor leader Derek O'Brien. The outreach assumes significance as the Opposition seeks to maximise coordination during the session beginning July 20. The DMK, which has 22 Lok Sabha members, has snapped ties with the Congress after the latter decided t...