It is Super Tuesday in the race for the US Republican nomination, when ten states get to decide who they want to challenge Barack Obama for the presidency – it is the biggest day of voting yet in the two-month-old campaign.
Mitt Romney remains the front-runner but could do with a convincing win to all but eliminate doubts about the inevitability of him securing the nomination.
However Rick Santorum continues to present a strong challenge, and polls have remained close in Ohio, the Midwestern industrial state where voters have an uncanny history of picking winners in presidential politics.
The two other candidates are becoming increasingly like “also runs”. Newt Gingrich and Ron Paul have a long way to make up but with delegate-rich states up for grabs, Super Tuesday could be their salvation.
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