03/28/2008 02:45 am ET Updated May 25, 2011

'08 Ground Zero: Romney, Thompson, Giuliani All In NH On Monday

It's a tease of early January. On Monday, all three leading Republican presidential candidates -- Mitt Romney, Rudy Giuliani and Fred Thompson, will spend the day campaigning in New Hampshire.

Thompson will formally file his paperwork with Secretary of State William Gardner. They may even intersect: Romney holds a major rally with supporters at 11:45 a.m. in Concord. He has anl AMA -- that's the internal lingo for an "Ask Mitt Anything" event and files with Gardner at 1:45 p.m. And Giuliani,

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