The men campaigning to be America's next vice-president clashed over the Obama administration's policy in Libya and Iran in a debate today.

Mitt Romney, the Republican nominee for the White House, delivered a knock-out blow in the first presidential debate, thanks to a lacklustre performance by Barack Obama.

US President Barack Obama and Republican Mitt Romney have faced off in their first debate. Follow the commentary here.

Editorial: It is all too possible that markets believe the US Fed would welcome a period of inflation to reduce government debts built up by the fiscal stimulus.

Already scrambling to steady his campaign, Mitt Romney is confronting a new headache after a video surfaced showing him telling wealthy donors that almost half of all Americans "believe they are victims'' entitled to extensive government support.