Toronto, May 17 -- Canadian police arrested four Indian-origin persons from Calgary, Alberta, and are looking for a fifth in connection with a kidnapping incident related to extortion, Calgary police service (CPS) on Friday said. CPS's Organized Crime & Offender Management Section laid charges against the five men regarding an elaborate scheme to extort a victim in the city. "This incident is an escalation of the ongoing violence associated with an extortion series that is targeting the South Asian community," a release on Friday from CPS said. Previously, multiple such arrests were reported from Brampton in the Greater Toronto Area, Surrey in British Columbia and Edmonton. On the evening of May 6, between 6.30pm and 7:30 p.m., four men kid...