Delhi CM Arvind Kejriwal on Friday reacted to Enforcement Directorate (ED) carrying out searches at around 35 locations in connection with the Delhi excise policy case, alleging that all the officials "are trying to find proof against...[Deputy CM Manish Sisodia]". "Over 500 raids, more than 300 CBI/ED officials have been working 24x7 for three months...Nothing has been found," he added.