Al-Jazeera Video: Syria: Reports of heavy shelling in Azaz

"Syrian warplanes have dropped bombs on a town in the north of the country.

The attack has left at least 30 people dead.

And no one was spared - women and children are among those killed.

It happened in the town of Azaz, which was under the protection of opposition fighters.

Warning: This package contains images that may disturb some viewers."