Income Tax sleuths have raided the office premises of Goa Health Minister and senior Congress leader Vishwajit Rane at four places in the state. Source said the raids were carried out simultaneously at Miramar, near Panaji, Sakhalim and Old Goa where the minister has his offices. The raids which began at 12 noon yesterday continued till late in the evening.Neither Mr. Vishwajit Rane, son of former Chief MinisterPratapsinh Rane, nor the Income tax officials were available for comments on the raids.