Sulaiman and Kasim Khan allege their father, ex-PM Imran Khan, faces prolonged isolation and inadequate medical care in prison, sparking fears for his safety and health.

Khan's sons alleged that the Pakistani government ignored a Supreme Court order, which allows for Imran Khan to be examined at a private hospital. | World News

Jailed leader’s sons, who are based in UK, say Islamabad is denying them visas to visit their father