This tweet, believed to be from a 17-year-old Liverpool fan, allegedly targeted Newcastle United defender James Perch after the two sides met on Sunday.
A call about the abuse James Perch allegedly received was made to Northumbria Police, but because the complainant was from County Durham, officers from that force will take up the issue.
More top news
Newsreader Michael Buerk has been given a lesson in rap by Tinchy Stryder in the I'm A Celebrity ... Get Me Out Of Here! jungle.
A rare and valuable Shakespeare script has been unearthed in a small library in northern France.
The Scottish Government is set to get control over income tax and a raft of other new powers under plans agreed by the Smith Commission.