Thousands of supporters of Pakistan’s jailed former Prime Minister Imran Khan broke through barricades around the capital Tuesday and marched into Islamabad, clashing with security forces and demanding his release.

Thousands of security forces poured into central Islamabad in an attempt to quell protests in support of Khan that have gripped the capital.

After daylong clashes with security personnel in which at least six were killed and dozens were injured, former Pakistani premier Imran Khan’s supporters retreated from Islamabad in the early hours of