<p>The CBI has registered a case against a man from Uttar Pradesh's Bulandshahr for allegedly impersonating a Deputy Inspector General of the premier investigating agency.</p>.<p>Rajiv Singh was allegedly impersonating DIG R R Singh in CBI, Delhi for personal gain, officials said.</p>.<p>The CBI sleuths conducted searches at the premises of the accused and recovered two country-made firearms and some documents</p>
<p>The CBI has registered a case against a man from Uttar Pradesh's Bulandshahr for allegedly impersonating a Deputy Inspector General of the premier investigating agency.</p>.<p>Rajiv Singh was allegedly impersonating DIG R R Singh in CBI, Delhi for personal gain, officials said.</p>.<p>The CBI sleuths conducted searches at the premises of the accused and recovered two country-made firearms and some documents</p>