Two individuals wearing police uniforms shot dead two NATO soldiers in eastern Afghanistan on Tuesday.
Also on Tuesday, a NATO soldier died following an improvised explosive device attack in southern Afghanistan.
Meanwhile, the Taliban released an online video according the soldier a hero's welcome after he gunned down an American counterpart. The soldier is shown returning to Ghaziabad in eastern Kunar province.
Scores of men -- some of them veiled -- received the rogue soldier, who identified himself as Ghazi Mahmood. "I killed them because they have occupied our homeland. They are enemies of Islam and kill innocent Afghans."
The incident is the latest in a series of green-on-blue attacks, some claimed by the Taliban and others linked to cultural differences between the allied forces.
Also a French soldier was killed and another seriously wounded in clashes with Afghan Mujahedeen in Kapisa province on Tuesday. The deaths bring the French death toll in Afghanistan to 88 since the 2001 US-led invasion.
The attack took place in a village in Kapisa.
French soldiers came under fire from about 20 men at about 6.00am in the village of Tagab.
They were flown by helicopter to the international forces’ hospital at Kabul airport but one, chief adjutant Franck Bouzet, died from his wounds.
The other, army nurse Olivier de Vergnette de Lamotte, was “seriously wounded” but is now out of danger, officials say.
Meanwhile Defense Minister Abdul Rahim Wardak has left his position after being dismissed by Parliament on Saturday for a weak response to cross-border shelling and recent assassination attempts.
Abdul Rahim Wardak and Bismillah Mohammadi were summoned to the parliament on Saturday to respond the escalation of insecurity in the country and Pakistan's cross-border rocket attacks into Afghanistan.
On Sunday, the Security Council had decided to allow the ministers to continue until replacements were sworn in.
And in central Logar province a militant detonated his explosives-laden truck inside a Nato military base on Tuesday morning, wounding 13 labourers and two Nato soldiers, a local official said.
The incident happened at 10:00 am local time in Pul-e-Alam, the provincial capital, a member of the local government's media office, Miriwais Mirzakwal, said.
The bomber was in a truck that carried construction materials inside the base," Mr Mirzakwal said.
The Taliban said they carried out the attack, and claimed to have killed several Nato soldiers in the blast.
The districts of Pul-e-Alam, Mohammad Agha and Baraki Barack in Logar are considered volatile, with Taliban regularly targeting NATO-led troops.
Meanwhile a passenger bus hit by a remote-controlled roadside bomb in Paghman district of Kabul province, killing 8 civilians on Tuesday early morning, police said.
Also seven others were wounded in the incident, police chief added
Kabul police claimed that it has arrested a man who was said to be the operator and has set off the remote-controlled device.
No group, including the Taliban, has claimed responsibility for the attack.
And in southern Helmand province as many as six Soldiers were killed.
The incident occurred in the Kani Manda village of Musa Qala during an operation against Taliban in the area, the district governor said.
Three soldiers were wounded in the incident.
Meanwhile, Mohammad Khan, a local police commander with 11 of his fellows policemen surrendered to Taliban in Dehzawar village of Musa Qala district, district governor Nematullah told reporters.
And Mohammad Hashim, a cleric in Lashkargah city, was also detained by the security forces in connection with having close ties with Taliban.