PML(Q) presidential candidate, Syed Mushahid Hussain has once again challenged to PPP Co-chairman Asif Ali Zardari for debate on national issues. Addressing a press conference along with Chaudhry Shujaat Hussain in Quetta, Mushahid Hussain said he was ready for debate with Asif Ali Zardari on national issues. "We have taken the presidential campaign to all four provinces of the country, said Mushahid Hussain. He welcomed the ceasefire announcement made by different Baloch organizations and asked the government to ensure implementation of general amnesty to warring Baloch people.