Washington, June 6 After nearly two decades of covering the White House, I have learned that no two Oval Office events are ever the same. Every US President has a different style. Every appearance has its own rhythm. And every question carries the possibility of producing an unexpected moment. This week, one such moment unfolded in a way I could not have anticipated.Having had the privilege of covering President Donald Trump during both of his terms in office, I have had the opportunity to ask him questions on numerous occasions.As a member of the White House press corps, I have…