Trump ally resigns from post leading inquiry into alleged conspiracy against president
Joe diGenova led investigation focused on intelligence assessment that Russia interfered in 2016 election

TL;DR
- Joe diGenova, an ally of Donald Trump, has resigned from his position leading a Justice Department investigation.
- The investigation aimed to determine if former law enforcement and intelligence officials conspired against Trump.
- The probe has faced criticism regarding its pace, management, and legal viability.
- It intensely focused on the US intelligence community's assessment of Russian interference in the 2016 election.
- No charges have been brought in the year-long investigation.