Chinese authorities say five suspects linked to the raid have been arrested.
Authorities say they are are looking for two Xinjiang residents.
The group is said to have targeted official buildings in Xinjiang on China’s National Day.
The Chinese authorities are accused of a 'cover-up.'
An overseas exile group says it has details of three separate shootings in recent days.
Authorities search for men from Hanerik trying to flee across the Lao border.