Page last updated at 14:48 GMT, Tuesday, 17 June 2008 15:48 UK The Chadian government has accused Sudan's army of attacking a town on their border after days of rebel raids. Communications Minister Mahamat Hissene told the BBC that the garrison town of Ade had been attacked by ground troops supported by helicopters. Mr Hissene said the fighting was continuing and confirmed a rebel raid on the smal