Chennai, July 29:Kayalvizhi Alagiri, daughter of former Union minister and ex-DMK leader MK Alagiri, was arrested by Shastri Nagar police in connection with the alleged assault of a State Bank of India (SBI) branch manager in Chennai last week. The case gained attention after a video surfaced online showing Kayalvizhi slapping the SBI branch manager, identified as Harshin Singh, inside his office in Adyar. Initially flagged to maintenance staff, the issue was later escalated to Kayalvizhi when it remained unresolved. During her visit to the premises, an argument allegedly broke out between the two over the maintenance issue, following which she is accused of slapping the manager. Police have registered a case against her under charges including assault and criminal intimidation.