Pakistan's capital, Islamabad, is under lockdown for a second day as thousands of protesters demanding the release of former prime minister Imran Khan from jail converge on the city. His supporters are also calling for the overturning of election results they say were rigged - a claim disputed by the government.

PTI supporters continue their march towards Islamabad, demanding Imran Khan's release. Clashes with security forces intensify as protests escalate across Pakistan.