World News from the BBC

Bombs have exploded at a camp for displaced people in Northwest Pakistan, killing at least 40 people. Sixty others were wounded. Police said that the two bombs went off within minutes of each other as food was being distributed at the camp near the town of Kohat. A security guard Saolo Matali described seeing a suspected bomber at the entrance of the camp.

"We were engaged in searching people. I saw with my own eyes a person coming. I could see he knew we would search him. As he came in front of the gate, there was an explosion. After that, I don't know what happened."

A BBC correspondent in Pakistan says the victims were Shiite Muslims and a Sunni militant group has said it carried out the attack.

The head of the Pakistani army General Ashfaq Kayani has apologized for the deaths of civilians during air raids near the Afghan border a week ago. Pakistani warplanes targeting Islamist militants bombed a remote village in the Khyber tribal district. The army initially claimed that most of the dead were militants, but local people said more than 60 civilians had been killed.

The government of Ecuador threatened legislation to take over foreign oil concessions if the companies resist growing state control of the industry. The government has been pressing the companies to give up concessions that give them a share of profits from oil fields and to accept service contracts instead.

Saudi Arabia has announced plans to build a new research complex for developing nuclear and alternative energy technologies which will be based in the capital Riyadh. An official statement said the new center would be responsible for shaping the kingdom's energy policy, overseeing the commercial use of nuclear power and handling radioactive waste. Saudi Arabia has the world's largest proven oil waste.