Five African Union peacekeepers have been killed in an attack in
AU spokesman Noureddine Mezni said the Senegalese soldiers were guarding a watering point near
It is the heaviest single loss in an attack since the 7,000-strong force first deployed in 2004.
A BBC correspondent in
The four-year
The AU says it is concerned about the increasing level of violence against the force.
The AU peacekeepers are overwhelmed by the complexity and scale of the conflict in
Attacks
"We strongly condemn this cowardly attack against the very people who are working hard to achieve peace in
"It was totally unprovoked."
On Sunday evening, four of the men guarding the water point were killed on the spot and a fifth seriously injured when they came under attack.
Attempts to evacuate the injured man were halted by the weather and he died on Monday morning.
Mr Mezni, the AU spokesman, refused to say which of
In the other incident, the helicopter was shot at five times but no one was injured.
The AU is investigating the attack, but the implications are that the rebel group operating at Zalengei where the helicopter came under fire is responsible.
The attacks came amid mounting ethnic unrest in
The UN humanitarian co-coordinator John Holmes has warned of an imminent humanitarian collapse in
Two weeks ago,
A total of 15 AU peacekeepers have been killed since they were deployed.
Photo caption
Map of Darfur, western