After a series of poor debate performances in the early months of his presidential campaign, Texas Gov. Rick Perry is backing off the upcoming GOP debate schedule, committing to just one of the next three events between now and Nov. 15. Perry has struggled in the five debates he has attended since he joined the race in mid-August. At one, he fumbled an attempt to cast rival Mitt Romney as a flip-flopper. At another, bickering between Romney and Perry drew criticism that the candidates were acting juvenile. Perry hinted at his frustration with the debates earlier this week when he...