Some BJP workers were on Sunday taken into preventive custody after they tried to show black flags to Haryana chief minister Bhupinder Singh Hooda at Barara near here, police said.
The Haryana unit of BJP had announced that they would show black flags to Hooda during his visit to Barara to address a public meeting.
Police said that the BJP workers had planned to show black flags to Hooda and the cops were following them.
A senior leader of BJP from Barara, Gyan Chand Adhoya, said that the BJP workers, who were standing near Barara bypass were rounded up by police.
Police said that some BJP activists were taken into preventive custody and released later as it was apprehended that they might create law and order problem.