BBC News with Julie Candler.

　　联合国法国猛攻科特迪瓦前总统最后据点

　　French and the United Nations military forces in Ivory Coast have been using helicopters to attack the presidential compound in the main city of Abidjan. The compound is the base of Laurent Gbagbo who's refused to give up power since elections last year. From the UN headquarters in New York, here's Barbara Plett.

　　A UN official said UN attack helicopters fired missiles at heavy armaments in a pro-Gbagbo military camp. The aim was to destroy weapons which forces loyal to the incumbent president are using against civilians and against UN personnel he said, noting the decision to attack was taken into light of the UN's mandate to protect civilians. French forces have also launched attacks in support of the UN operation. This marks an escalation for the UN mission in Ivory Coast. It’s been guarding Mr Gbagbo's rival Alassane Ouattara after declaring him the winner of disputed presidential elections in December, but it's come under increasing pressure from the Security Council to take more aggressive action to protect civilians.

　　奥巴马宣布将参加2012年美国总统竞选

　　President Obama is to run for a second-term as US president in next year's election. A short announcement on his website said the campaign was now getting underway. Analysts predicted Mr Obama could raise an unprecedented 1 billion dollars to fight the election in November, 2012.These New Yorkers gave their reaction to the news.

　　"He deserves another chance, he had a rough four years and it's goanna take another four years for his country to send back up on his feet."

　　"I think that he got us for a rocky start, whether economy and I don't think anybody could have done better than he's done. I think that he is really finding his way as presidents."

　　"I think he made a lot of promises and he is yet to make on similar promises, so I like to see if he could try to make it on second term."

　　美国决定：将被捕的“911”事件嫌疑犯送上军事法庭审判

　　The American Attorney General Eric Holder has confirmed that the man accused of masterminding September 11th attacks in the US ten years ago. Khalid Shaikh Mohammed would not be tried by military commission at Guantanamo Bay. Paul Adams reports from Washington.

　　When he came into office, President Obama promised to close Guantanamo Bay within a year.Several months later, his Attorney General Eric Holder announced that Khalid Shaikh Mohammed would be tried in a civilian court in New York. But in the teeth of widespread opposition particularly from Congress, the administration's plans have gradually shoved announcing that Khalid Shaikh Mohammed and his four alleged co-conspirators would after all face a military commission at Guantanamo Bay. A frustrated Mr. Holder blamed the Congress for blocking the administration from bringing any Guantanamo Bay inmates to trial in the United States.

　　总统拒绝下台 也门示威者被驱逐

　　Security forces in Yemen have fired live bullets and tear gas to disperse thousands of protesters demanding the remove of the president Ali Abdullah Saleh. Hospital sources in the city of Taiz say at least 15 people have been killed, several more are said to be seriously hurt. There were further protests in the coastal city of Hodeida.

　　World News from the BBC.

　　利比亚特使抵达土耳其 将讨论停火及政治改革

　　An envoy of the Libyan leader Moamar Gaddafi is in Turkey for talks in what's being seen as an attempt to resolve the conflict in Libya. The envoy Abdul-Ati al-Obeidi arrived from Athens where he met the Greek leaders. Turkey has maintained regular contact with both sides in the conflict although it's playing a role in the international military operation in Libya.

　　法国发现两年前失事447航班客机残骸

　　Underwater salvage teams could soon recover the remains of passengers from the worst ever Air France plane crash if that's what the families want. Discussions are to take place for the relatives of the 228 people who died when a flight from Rio de Janeiro to Paris crashed in the Atlantic of Brazil in June 2009.Robots; submarines located a large section of the debris on the Atlantic seabed on Sunday.

　　哥伦比亚监狱被调查 怀疑囚犯被给予特殊待遇

　　Prosecutors in Colombia say they are investigating the treatment of prisoners at one of the country's military jails after a news magazine reported the inmates being given special privileges. Many of the prisoners have been convicted of human rights violations including torture and murder.

　　欧盟推广清洁能源出新招 电动汽车或驶上F1赛道

　　The head of Motor Racing's governing body Jean Todt has said his organization is trying to create new events for electric cars. Mr Todt said the imitative is part of joint effort with the European Commission to promote cars powered by alternative fuels. Jason Caffrey has more.

　　Motor Racing could be about to get a lot greener and a lot quieter. The FIA which governs Formula One Racing wants to begin staging events with electric cars. The FIA's head Jean Todt says he wants the new races as soon as possible. That raises the prospect of Formula One style championship held on Grand Prix racing circuits as early as 2013.Petrol-free racing is also being backed by the European Commission, which hopes the new events can get the general public excited about alternative fuel cars.

　　BBC News.