West bengal elections: CM Mamata Banerjee claims bid to open EVMs, EC says boxes secure

Tensions flared at Kolkata's counting centres as Trinamool Congress alleged EVM tampering, citing CCTV footage. Election officials refuted claims, assuring three-tier security and authorized personnel. Chief Minister Mamata Banerjee urged a 24/7 vigil at strongrooms, while clashes erupted between TMC and BJP workers. Officials clarified that individuals seen were authorized representatives segregating postal ballots.