BBC News with Jerry Smit.

The United Nations' human rights chief says the Islamic State militants may be guilty of war crimes. Evan Shimonovic said atrocities against the Yazidi people might amount to attempted genocide as they had been given no alternative except to convert to the group's form of Islam or be killed. From the UN in New York, here's Nick Bryant.

Islamic State's ideal of justice is to commit murder; it is the antipathy of human rights - that's a damning verdict of Evan Shimonovic, the UN human rights chief, who's just returned from a week long fact-finding mission to Iraq. During his visit, Mr. Shimonovic met countless victims of the Islamic State brutality. A father whose four sons were murdered because they refused to convert to Islam, a young boy who survived a mass execution in which his father and brothers have been murdered despite being hit with six bullets himself, a 12-year-old girl who escaped sexual slavery.

Huge explosions and tense small arms fire and airstrikes have been seen in the Syrian town of Kobani, where Kurdish fighters had been holding out against the Islamic State militants. The US military has attacked targets in and around Kobani. The fierce fighting comes as the Iraqi Kurdish fighters say they are preparing to cross into Syria to support their fellow Kurds after been allowed transit by Turkey.

The president of Ghana John Mahama has said vital international supplies and resources to tackle Ebola are beginning to arrive in the three worst-affected countries, Guinea, Liberia and Sierra Leone. President Mahama who is chairman of the regional block E., said there need to be proper coordination between agencies to prevent duplication. He said other West African countries needed to learn lessons from Nigeria, which is now been declared free of Ebola.

In a war that knows no boundaries, so we need to keep preparing for any eventuality. Nigeria was able very quickly to snuff it out and I think that that was very positive move that, we all need to learn from how they managed to track and trace and quarantine people and be able to deal with, with the virus.

The Chilean authorities have arrested one of the best known supporters of the former military leader Augusto Pinochet. Christian Abbey is suspected to have involvement to the murders of 13 political prisoners. G. L. reports.

Mr. Abbey is charged with being part of a group of officers who had abducted, tortured and killed 13 opponents of the Pinochet regime at a military camp on the Chilean coast. The killings took place between 1973 and 74, shortly after General Pinochet took power in a coup. Another nine former officers have also been charged. Mr. Abbey, who denies involvement, was one of General Pinochet's bodyguards and served as a minister in the final years of his government. He visited General Pinochet around a dozen times while the general was under house arrest in Britain between 1998 and 2000.

World News from the BBC.

US climate officials say global average temperatures last month were the hottest since records began, and this year is on course to become the warmest ever. Rajini Vaijinason in Washington has more.

The mercury has been rising at record levels according to meteorologists in the US. Last month the average global temperature was 60.3 degrees Fahrenheit, that's 15.7 degrees Celsius, making it the warmest September since records began 135 years ago. This hot spell has been part of a wider trend. Scientists say this proves global warming is accelerating apace.

Colombia has declared the murders of 34 left-wing political activists in the 80s and 90s crimes against humanity. Officials acknowledged that agents of the state had taken part in some of the killings which were carried out by right-wing paramilitaries. The victims belong to the Patriotic Union, a left-wing party.

Detectives investigating the murders of seven women in the American state of Indiana say the main suspect has told them he may have killed many more people over the last 20 years. Investigators say Daren Van, a 43-year-old sex offender confessed the killings when they questioned him about the murder of 19-year-old Africa Hardy at a motel in the town of Herment. Police said his information led them to find six other bodies in abandoned houses across northwestern Indiana. John Darty is the police chief of Herment.

He admitted his involvement in the Herment incident, and he had expressed an interest of notifying police of other criminal incidents he was involved with. This included an initial describing and then helping detectives locate three other victims in the city in Gerry. Three other female victims have been subsequently located in the city Gerry with the assistance of Mr. Van, bringing the total number of victims including ours to seven. The police chief of Herment.

And that's the BBC News.