However , after a few hours , rebel reinforcements from Ajdabiya arrived in Brega and pushed back pro-Gaddafi fighters to the university campus where they came under siege .
As the attack was underway , Libyan Air Force pilots loyal to Gaddafi bombed a munitions depot at Ajdabiya .
After a few hours , rebel reinforcements from Ajdabiya arrived in Brega and pushed back Gaddafi fighters to the university campus where they came under siege .
As the attack was underway , Libyan Air Force pilots loyal to Gaddafi bombed a munitions depot at Ajdabiya .