Emmanuel Grégoire and Rachida Dati traded sharp accusations during a final televised debate ahead of the closely contested second round of the Paris municipal elections.The confrontation on BFMTV included far-left candidate Sophia Chikirou after her party threatened legal action against broadcasters for her initial exclusion from the program.Five political lists remain in contention for the mayoral seat as the front-runners seek to consolidate support before the final vote on Sunday evening.