Bengaluru To curb the illegal activities, CCB police raided gambling clubs on Wednesday night and arrested 27 people, police said on Thursday.CCB Joint Commissioner Sandeep Patil said in a tweet that on a tip-off about the gambling, police raided various gambling clubs near the electronic city and arrested all those involved.On the backdrop of the drug mafia, CCB police intensified their operations and preparing a master plan for the same.Police said notices also served to the some of the sandalwood actors in this connection.