During President Joe Biden’s “big boy” news conference on Thursday — the White House staff’s words, not mine — he was supposed to come across as the guy in control. The event was ostensibly to be one about the NATO conference in Washington this week, but the real subtext was about Biden saving his hide as more and more Democrats call for him to step aside as their party’s presidential nominee following the brutal June 27 debate against former President Donald Trump and a series of similarly bad appearances on his rehabilitation tour. This time, he called on a list of pre-selected questioners…
