Campaign aides to Donald Trump have told associates they believe that their offices at Trump Tower in New York may be bugged, according to three people briefed on the conversations.the information Friday in an article detailing turmoil within the Trump campaign, which included the presumptive Republican nominee's dismissal of national political director Rick Wiley.The Times report offered no specifics or further details on any concerns about possible surveillance of the Trump Tower offices, only noting that "inside his campaign, the limits of his managerial style — reliant on his gut and built around his unpredictable personality — are vividly on display."The report attributed its findings to "interviews with nearly a dozen Republicans inside and outside of the operation."Trump gained enough delegates on Thursday to secure the nomination. The milestone came after North Dakota's 28 unbound delegates pledged to support Trump at the Republican National Convention in Cleveland in July.North Dakota did not hold a primary or caucus.The Trump campaign said Wednesday that Wiley, a longtime GOP operative who was Scott Walker's campaign manager, had been fired.Wiley clashed with campaign officials in three states, according to the Times.Cautioning that "while fights among aides are not unusual," the report noted that "the daily leaks of damaging information from his campaign are prompting worry among Republican officials.""Candidate Trump needs to better understand that he is now the titular head of the GOP," Scott Reed, senior political strategist for the U.S. Chamber of Commerce, told the Times. "His words and actions will have an impact on the over 6,000 GOP candidates running for office — from federal races down to the courthouse."The Times approached Trump for comment. The developer declined, "criticizing the reporters writing this article," the newspaper said."You two wouldn’t know how to write a good story about me if you tried — dream on," Trump told the Times in an email provided by his spokeswoman, Hope Hicks.