The government is yet to form a probe committee to investigate into the Saptari incident which claimed three lives on Monday and injured scores. Three persons were killed when police opened fire on supporters of the Madhes-based parties when they trying to obstruct a mass meeting organised by the CPN-UML. A proposal regarding formation of a probe committee was supposed to be presented at the Cabinet meeting on Tuesday, but the meeting was cancelled by Prime Minister Pushpa Kamal Dahal.