The Bharatiya Janata Party on Monday reacted angrily to the Central Bureau of Investigation's second charge-sheet against five persons in the 2G scam, saying it is the 'first-ever' instance that a second charge-sheet has been submitted by the agency in a case."We strongly and angrily react to the charge-sheet... it is a first-ever instance in the history of the agency that it submitted a second charge-sheet in a case," a BJP leader said.