The three men reportedly worked for a ground-handling company at Ghat airport.
The Iraqi leader has promised to retake Isis stronghold of Mosul by the end of the year.
The Syrian Observatory for Human Rights could not specify if the jets were Syrian or Russian.
Machar left South Sudan, and was subsequently dismissed as vice-president, following violence in Juba in July.
Anti-Kabila protest turns violent, killing at least 17 people including three policemen, one of whom was reportedly burned alive.
Protesters were demanding President Kabila's resignation.
The UN's 193 member states are aiming to organise a coordinated response to the refugee crisis.
Latest attack carried out as joint offensive against Isis-affiliated terrorists continues.
Most have known only the armed fight against the system. What will happen to them once they are part of the system?
New census shows number of unaccompanied minors in Jungle camp rose by 51% since August.
Japan and US accept tribunal ruling that states China has 'no legal basis' to claim resources in the South China Sea.
One UN 20-truck aid convoy meant to go to Aleppo never made it across the Turkish border.
Oil-rich Niger Delta has seen resurgence of violence by militants who target oil and gas facilities.
Muslim insurgents were supposedly disbanded but UN peacekeepers say they had to intervene to stop further violence.
The air force says the militants' hideouts on the outskirts of Tumbin Gini and Tumbin Kayewa were hit.
Moscow said 'opposition and terrorists' were using the ceasefire to 'boost their forces and prepare for renewed hostilities'.
The ex-PM was warned not to shut the Iraq Historic Allegations Team or IHAT.
The lawyer for the UK's domestic intelligence service has access to top-secret files.
Russia and Syria earlier accused the US of assisting Daesh and other extremists.
Russia says actions were 'extraordinary display of American heavy-handedness'.
The US will be to blame if the truce fails, according to Russian generals.
Saudi Arabia has dismissed the figures as 'vastly exaggerated'.
Italian forces will offer key humanitarian assistance to the country as part of Operation Hippocrates.
Abu Sayyaf spokesperson Abu Ramie earlier said the group was waiting for ransom money to release him.
Gen Sir Richard Barrons accused the Ministry of Defence of leaving the UK exposed.
Giovanni Lo Porto and Warren Weinstein were killed in a US drone strike in Pakistan in 2015.
Washington says that Wa'il Adil Hasan Salman al-Fayad or 'Dr Wa'il' was killed in a 'precision strike'.
South Sudan joins Syria, Afghanistan and Somalia as nations with more than 1 million refugees.
Joffé told parliamentary committee the danger posed to the Libyan people in 2011 was exaggerated.
A report by former high-court judge found Ahmad Jabbar Kareem Ali was "aggressively manhandled and assaulted".