M. Evan Corcoran, a lawyer who accompanied former President Donald Trump to court this week for his arraignment on charges of trying to overturn the 2020 election, has given crucial evidence in Trump’s other federal case — the one accusing him of illegally hoarding classified documents. Another lawyer close to Trump, Boris Epshteyn, sat for an interview with prosecutors this past spring and could be one of the former president’s co-conspirators in the election tampering case. And Epshteyn’s lawy