Naudero, Dec. 28 Pakistan President Asif Ali Zardari has said that he knows his late wife Benazir Bhutto's killers, and vowed to expose them.
"I will expose the killers of Benazir Bhutto. I know the killers, I will expose the killers to save the country," Zardari said while addressing PPP leaders who had gathered to pay homage to Benazir Bhutto at her family home in Naudero, Sindh.
