India, Oct. 24 -- The Calcutta high court on Friday quashed 15 police cases filed against Bharatiya Janata Party (BJP) leader Suvendu Adhikari and ordered a joint probe by West Bengal police and Central Bureau of Investigation (CBI) in four similar cases, senior advocate Billwadal Bhattacharyya said.

In these cases, Adhikari faces charges ranging from violating prohibitory orders to making insulting remarks, Bhattacharyya, who appeared for Adhikari, told reporters.

The order was passed by a bench of justice Jay Sengupta after the state government told the high court that it had not been able to start investigation in these cases because the high court's justice Rajasekhar Mantha stayed police proceedings in all cases filed against Adhik...