They also observed silence to pay homage to the those killed in the incident.
The police "atrocities" against farmers in Madhya Pradesh must be condemned in the harshest of words, he said during a protest on the Ganga river's bank at Har Ki Pairi.
"Atrocities are being also perpetrated on Dalits and the statues of B R Ambedkar are being demolished. Apart from Dalits, Congress workers are also being harassed in BJP-ruled states," he alleged.
Disclaimer: No Business Standard Journalist was involved in creation of this content