Nuclear could attack from US Nuclear Debate could travel from his new base in America in a bid to repeat his 2000 victory in Royal Ascot`s King`s Stand Stakes on June 18th.The winner of last year`s Group One Sprint Cup at Haydock when trained by John Hammond, is one of 55 entries announced today for the Group Two affair.Darrell Vienna`s charge could also be joined by fellow transatlantic raider Morluc.Randy Morse`s charge has been given an entry in the King`s Stand but remains on course for the Group One Golden Jubilee Stakes on the Saturday of the Royal Meeting.The two American possibles for the King`s Stand Stakes could be also be joined by Swedish nomination Nobel Prize.