Editorial: How the House conducts its Trump impeachment inquiry could make all the difference

Galvanized by the scandal of President Trump's shocking request that a foreign leader investigate one of his potential opponents, House Democrats have embarked on what Speaker Nancy Pelosi called an "official impeachment inquiry." It is hugely significant that Pelosi (D-Calif.), who had been reluctant to focus on impeachment because of the potential political damage to her party, now sees an investigation as necessary.

But how the House conducts this probe is as important as the fact that it is