What we know about a newly revealed meeting between Donald Trump Jr. and a Russian lawyer. Plus, the view from the ground in the Iraqi city of Mosul. Guests: Adam Goldman, one of the reporters behind the revelations about the meeting at Trump Tower in June 2016; Rukmini Callimachi, who is in Mosul reporting on the fall of the Islamic State militant group there. For more information on today’s episode, visit http://nyti.ms/2uHO4r6.