CPI(M) Politburo member and MP Sitaram Yechury and West Bengal Chief Minister Buddhadeb Bhattacharjee called on the Congress president on Saturday evening to apprise her of the 'facts' in Nandigram and to urge her to restrain senior Congress leaders, especially Parliamentary Affairs Minister Priyaranjan Dasmunshi, who have joined the Opposition camp in launching a campaign against industrialisation in the state.