THIRUVANANTHAPURAM: Four days after a CPM area committee member joined the saffron party in Alappuzha, yet another area committee member joined the BJP in Thiruvananthapuram on Wednesday. Madhu Mullassery, former area secretary of CPM Mangalapuram area committee and his son Mithun, a local DYFI leader, joined the BJP at Mararji Bhavan, party headquarters. Speaking on the occasion, Surendran alleged that …