Republican presidential contender Donald Trump has asked one of America's most ardent drilling advocates and climate change skeptics to help him draft his energy policy. U.S. Republican Congressman Kevin Cramer of North Dakota - a major oil drilling state - is writing a white paper on energy policy for the New York billionaire, Cramer and sources familiar with the matter told Reuters. Cramer was also among a group of Trump advisers who recently met with lawmakers from western energy states, who hope Trump will open more federal land for drilling, a lawmaker who took part in the meeting said. Cramer...