Police in Pakistan say the leader of the banned Sunni militant group Lashkar-e-Jhangvi has been shot dead.

Malik Ishaq was arrested last week in connection with a series of sectarian killings.

LeJ chief Malik Ishaq reportedly killed in suspected Muzaffargarh encounter http://t.co/grUj9SWZfM#MalikIshaqpic.twitter.com/eaUxJ4iYJj — The Express Tribune (@etribune) July 29, 2015

Supporters target convoy

Police say he died when a group of armed supporters tried to liberate him from a police convoy in Punjab province.

Two of his sons also killed, along with 11 others. SIx police officers were injured.

Lashkar-e-Jhangvi

Ishaq was on a US list of global terrorists.

The group he founded, Lashkar-e-Jhangvi, was behind some of the most violent recent attacks on Shia Muslims.

The related death toll runs into the hundreds.