India, Sept. 6 -- Pakistan cricket's turbulent tour of England has spilled far beyond matters on the field, with Imran Khan's sons launching a scathing attack on Pakistan Cricket Board chairman Mohsin Naqvi over the controversy surrounding an interview they gave about their imprisoned father. The flashpoint came during the second Test between England and Pakistan at Lord's, when Sky Sports aired a pre-recorded interview conducted by former England captain Michael Atherton with Imran's sons, Sulaiman and Kasim Khan. The brothers spoke about their concerns over the former Pakistan prime minister's health and treatment in prison.

The PCB was reportedly unhappy with the interview and attempted to prevent it from being broadcast. After it eve...