Undeterred by inclement weather and low turnouts, the Pakistan Tehreek-e-Insaaf (PTI) and the Pakistan Awami Tehrik (PAT) continue protests in Islamabad for a fourth day running.

Both PTI Chairman Imran Khan and PAT Chief Tahirul Qadri have so far stood firm on the one demand that remains off the negotiating table with the PML-N led government - that Prime Minister Nawaz Sharif step down to make way for a new government, a new system.

Follow our updates on the ongoing political crisis below.

Read Day one updates here | Read Day two updates here | Read Day three updates here