Romney: Arkansas, Mississippi, Kentucky, Oklahoma, Alabama, Tennessee, Indiana, West Virginia, South Carolina, Georgia, Kansas, Louisiana, Texas, Wyoming, North Dakota, South Dakota, Nebraska, Utah, Montana, Missouri, Arizona
Obama: Connecticut, Delaware, Washington DC, Illinois, Maine, Massachusetts, Maryland, Vermont, Rhode Island, New York, Michigan, New Mexico, Pennsylvania, New York, New Jersey, Wisconsin, New Hampshire
The Democratic-favouring west coast states have yet to be called.
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The boy was found unconscious and in cardiac arrest and was rushed to hospital where he died.
The victim, who was wearing her uniform at the time, was found knocking on doors nearly four hours after she was abducted.
There will be gales across Scotland and northern England this morning, but these will gradually ease through the afternoon.