Imran Khan's sister suffers heart attack in Pakistan police's custody

Pakistan's former PM Imran Khan's sister, Noreen Niazi, has been hospitalised after she suffered a heart attack in police custody, according to reports. Niazi has been in custody since September 21 along with her sisters, Aleema Khan and Uzma Khan. Khan's sisters were arrested during Pakistani government's crackdown on plans for a nationwide protest to demand Khan's release.