CBI today carried out searches at ten locations in three cities after registering a case of alleged loan fraud estimated to be around one thousand crore rupees in Syndicate Bank. CBI sources in Delhi said searches are being carried out at residences and official premises of senior executives of the bank and some private individuals allegedly involved in the scam. The sources said the case is of allegedly submitting fake documents for loan purposes. They remained tight lipped about details as the search operation was still going on at Delhi, Jaipur and Udaipur.