On the night of April 1-2 and the following morning, Azerbaijani armed forces initiated overt offensive operations along the line of contact with Nagorno Karabakh, carrying out rocket and artillery strikes not only on the Armenian military units, but also on civilian settlements.

On April 2, at around 8:30 am, the rival used BM-21 Grad multiple rocket launcher in the Martuni direction of the contact line.

According to the Karabakh Defense Army, 12-year-old Vaghinak Grigoryan was killed in the shelling, two more children were wounded.