Lahore: NAB has decided to open cases against Sharif Brothers and their family.These cases were made in Musharraf era, Sardar Zulfiqar Ali Khan Khosa said that General Musharraf ruled the country for nine and a half years but nothing was proved against Sharif Brothers and their family during this period. Now if NAB reopens the cases against them, the courts are free and independent and decision will be made according to the law and constitution in this regard, he added.