The deaths of three Tunisian sixth-formers in a school wall collapse in the small inland town of Mezzouna has fuelled anger over underinvestment and neglect in the nation's hinterland.

Since Monday's accident, angry residents have blocked roads leading to the town's National Guard post with burning tyres, as young men clashed repeatedly with security forces.

"We're asking for the most basic things: healthcare and education," said Najet Messaadi.

"Instead, they sent us 112 police cars. What are we? Terrorists?"

Messaadi's 18-year-old nephew, Mohanad Jedaida, was shot in the head with a gas grenade during the protests, leaving him in hospital unable to speak.

"They're adding pain on top of pain," she said. "We buried three people, and it's possible we will bury more."

Mohanad's mother, Mounira Messaadi, said she fainted from tear gas while trying reaching her injured son.

"Our young people are lost, with........

© Al Monitor