Chandigarh [India], January 19 (ANI): In a setback to INDIA bloc, several Arvind Kejriwal-led Aam Admi Party and Congress workers joined the Bharatiya Janata Party in Chandigarh on Thursday ahead of the upcoming Lok Sabha polls. The workers were formally inducted during an event held at the party office in Chandigarh. Meanwhile, former MP Ashok Tanwar tendered his resignation from the primary membership of the Aam Aadmi Party on Thursday citing the reason as the alignment of AAP with the Indian National Congress for Chandigarh Mayor elections. In his resignation letter to AAP convenor Arvind K…