Pakistan's capital city Islamabad has turned into a battleground as former Pak PM Imran Khan continues to up the ante against Shehbaz Sharif. Leading the 'Azadi March', Imran Khan reached Islamabad's D chowk this morning and gave a warning to the Pak govt. Addressing his supporters, Imran warned of huge protests if dates for elections are not announced in the next 6 days. Meanwhile, as Imran supporters clashed with police in Islamabad, Army has been called in to protect to Red Zone of Islamabad. Watch this video to know more.