IG Report Clears Up Some, Obfuscates Other Parts of Russia Probe Origin

Justice Department Inspector General Michael Horowitz testifies before the Senate Judiciary Committee in the Hart Senate Office Building on Capitol Hill on June 18, 2018. Chip Somodevilla/Getty Images

News Analysis

There are still outstanding questions about how the FBI opened a sprawling counterintelligence investigation in the summer of 2016 on the campaign of then-candidate Donald Trump.