Watch: Pak police storm Parliament, arrest opposition MPs; Imran Khan in panic?

Unprecedented scenes were witnessed inside Pakistan National Assembly after police stormed Parliament lodges and roughed up opposition lawmakers before arresting them. The trouble erupted after volunteers of Ansarul Islam, a private militia of Jamiat Ulema-e-Islam Fazl (JUI-F) had been invited inside the lodges to provide security to opposition members ahead of the the no-trust vote against PM Imran Khan. Four lawmakers and two dozen volunteers were arrested in the operation, drawing strong protests from opposition. Watch the video for full details.