At least 10 people, including four policemen, were injured as Jamaat-Shibir activists engaged in a clash with the police in the port city on Friday.

Senior Assistant Commissioner (AC) of Doublemooring Zone Mukur Chakma among the injured, said Jasim Uddin, deputy-commissioner of Chattogram City West Zone.

He said a group of Jamaat Shibir activists gathered in front of Akhtaruzzaman Shopping Complex  and brought out a procession.

Suddenly, they attacked on police van carrying Mukur Chakma, Senior Assistant Commissioner (AC) of Doublemooring Zone, leaving him injured.

Three more policemen were injured during the attack.

When Jamaat Shibir activists  tried to flee, police chased and detained 21 of them," the officer said.

"Legal action will be taken in this regard," added the commissioner .

Witnesses said, the leaders and activists of Jamaat-Shibir gathered in front of Akhtaruzzaman Shopping Complex with a banner and brought out a sudden procession after Jumma prayers . The procession ended at Chaumuhani Mor area where leaders of Jamaat addressed a short briefing there.

The clash started when police obstructed them on their way back , leaving at least 10 people injured.

At one stage, Jamaat-Shibir activists vandalized a police vehicle. The windows of some other cars were also broken on the roads as they threw brickbats.

Earlier, Jamaat-e-Islami sought permission from Chattogram Metropolitan Police to hold a rally in the port city's Laldighi ground on July 22.

Jamaat leaders have reportedly lent support to BNP’s grand rally and vociferously echoed BNP’s demand of removal of the government and installation of the caretaker system as precondition for any polls.