America is drawing up plans for a “bloody nose” military attack on North Korea to stop its nuclear weapons programme, The Telegraph understands. The White House has “dramatically” stepped up preparation for a military solution in recent months amid fears diplomacy is not working, well-placed sources said. One option is destroying a launch site before it is used by the regime for a new missile test. Stockpiles of weapons could also be targeted. The hope is that military force would show Kim Jong-un that America is “serious” about stopping further nuclear development and trigger negotiations. Three sources - two former...