House Republicans’ campaign to impeach President Joe Biden suffered a major blow when former FBI informant Alexander Smirnov was arrested on federal charges for allegedly lying to the FBI. And the news became even worse for House Oversight Committee Chairman James Comer (R-Kentucky) and House Judiciary Committee Chairman Jim Jordan (R-Ohio) — two of the leading proponents of a Biden impeachment — when news of Smirnov’s ties to Russian intelligence broke. Comer, Jordan and other House Republicans stridently touted Smirov as their star witness against President Biden and his son Hunter Biden. Bu…