Senior Congress leader Ahmed Patel has demanded an impartial probe into his alleged links with a suspected Islamic State operative arrested in Gujarat. Mr Patel, political secretary to Congress President Sonia Gandhi, is in the eye of a political storm after the arrest of the two suspected IS operatives from Surat.<br/><br/>One of them was Kasim Stimberwala who worked at Sardar Patel Hospital in Bharuch district, Mr where Patel was a trustee. In a letter to Home Minister Rajnath Singh, he said the BJP was trying to malign his image by dragging his name in the case. <br/><br/>Gujarat Chief Minister Vijay Rupani had on Friday demanded Patel's resignation and had asked him to explain the circumstances behind the hiring of Kasim.<br/>