Biden and Trump shun precedent, debate commission in matchup

In a little over a week, Frank Fahrenkopf will be just another member of the TV audience watching as Joe Biden and Donald Trump tangle in this year’s first presidential debate. He’s not happy about that.In 1987, Fahrenkopf, a former chairman of the Republican National Committee, helped found the nonpartisan Commission on Presidential Debates, which has organized and overseen more than three decades’ worth of presidential and vice presidential faceoffs.This year, the Biden and Trump campaigns struck out on their own and arranged for two debates, the first — June 27 — offering…