Mueller sought Michael Cohen’s emails months before FBI raid, warrants show

Special counsel Robert S. Mueller III obtained court-approved warrants to search the emails of President Trump’s lawyer Michael Cohen in July 2017 as his office investigated whether Cohen had illegally worked for foreign entities, according to newly unsealed documents illustrating how the investigation moved quickly and quietly to scour the digital trails of the president’s associates.

The search warrants unsealed Tuesday in Cohen’s case offer new insight into how Mueller and his team handed off a key part of the Cohen investigation to federal prosecutors in New York in early...