Chelsea Clinton has given birth to a daughter named Charlotte, the first grandchild of former US president Bill Clinton and former secretary of state Hillary Clinton.

The question was being asked in hallway whispers and excited chatter in many languages this week at the Clinton Global Initiative conference. It’s the question that follows Hillary Clinton everywhere — will she run for US president in 2016?

John McCain said he could not continue his presidential campaign as though the "dangerous situation" with the US economy had not occurred today.

The second US annual Clinton Global Initiative has been crowned by a $3bn (€2.34bn) pledge from business mogul Richard Branson for battling global warming.

British business mogul Richard Branson today pledged to invest about 3$bn (€2.34m) over the next decade to combat global warming and promote alternative energy, saying that it was critical to protect the environment for the sake of future generations.