Then you should stop the absurdity of saying what free people can and can't do. Being disqualified from holding a public office for a limited duration doesn't mean you are no longer a politician.
Free people? He should have been behind the bars, as it would have happened to any other Pakistani facing similar charges. What makes you defend him? Related? Benefited?
Being disqualified should also mean stop buying MNAs and MPAs and stop getting favorable awards from the ruling party you have financed. And in his case this should be life time ban.