Three bombs have ripped through a Shia Muslim procession in the Pakistani city of Lahore, killing at least 29 and wounding more than 140.
The bombings follow two days of air raids on militants strongholds in the northwest of the country.
Lashkar-e-Jhangvi, which bombed a holy Sufi shrine in July, admitted responsiblity for the attack.
The group aims to transform Pakistan into a Sunni state, primarily through violent means
After the blasts, angry mobs set fire to a nearby police station and reportedly beat police officers.
Violence has lulled of late in Pakistan as the country grapples with its worst flooding in its history.
Sufi shrine attackers admit latest Pakistan blasts