Union minister Amit Shah today accused Bengal Chief Minister Mamata Banerjee of "triggering riots" and "burning trains" to oppose the contentious citizenship law – protests over which was at the heart of this week's violence in Delhi that claimed 43 lives. The protests by the Bengal Chief Minister, who has been one of the staunchest critics of the law, will be of no avail, Mr Shah said, "Mamata didi can't stop it".