Mueller Zooms In on Trump Tower Cover Story

Donald Trump Jr. before President Donald Trump's State of the Union address, at the U.S. Capitol in Washington, Jan. 30, 2018. Trump Jr. said he was eager to receive political dirt about Hillary Clinton from the Russians in emails setting up a meeting between Russians and top Trump campaign officials in 2016, a meeting that has become a focus of Special Counsel Robert Mueller. (Tom Brenner/The New York Times)