Amid call for a shut-down across Maharashtra given by Dalit leaders to protest the violence during the bicentennial celebration of the Bhima-Koregaon battle, civic buses were again targeted in Mumbai today. Thirteen buses of the civic transport service 'BEST' were damaged by protesters in Kalanagar area (Bandra), Dharavi, Kamraj Nagar, Santosh Nagar, Dindoshi and Hanuman Nagar, an official from the Disaster Management Unit of the Brihanmumbai Municipal Corporation (BMC) said. The city had witnessed a major disruption of road traffic owing to protests in the eastern suburbs yesterday.