Andrew Weissmann, who served as one of Robert Mueller’s top deputies on the Russia probe, offered a Ukrainian oligarch a sweetheart deal in 2017 in exchange for information on President Donald Trump, according to a new report. In July 2017, Weissmann, who has been labeled Mueller’s “pit bull” because of his aggressive prosecutorial style, met with attorneys representing Dmitry Firtash, an energy magnate who was indicted on bribery charges in 2014, reports The Hill. The story cites sources familiar with Weissmann’s offer and defense memos written in meetings with the prosecutor. One of the defense memos said that Weissmann claimed...