At least 20 people were injured in pre-election violence at Makahati in Sadar upazila early Thursday.
Sub-inspector of Sadar Police Station Aminul Islam said the supporters of Awami League blessed chairman candidate Ripon Patwari vandalised an election camp of independent chairman aspirant Mohsina Hoque Kalpana Begum around 12:15am, reports UNB.
Following this, followers of Kalpana intercepted the supporters of Ripon Patwari, triggering a clash.
However, the violence spilled into Rajar Char and Kalir Char areas where supporters of the two chairmen candidates locked into another clash, leaving at least 20 people injured.
On information, police rushed to the spots and brought the situation under control, the SI added.
Voting in 14 union parishads of the district will be held on May 28.