Special counsel Robert Mueller has requested an interview with Russian pop star Emin Agalarov, who helped set up the now infamous 2016 Trump Tower meeting, according to Agalarov's lawyer. “Conversations are ongoing" about a potential interview, the lawyer, Scott Balber, wrote in an email. “Unclear how this will play out.” Balber did not elaborate on whether Mueller is also interested in speaking to Agalarov’s father, Aras Agalarov, a billionaire with ties to Russian President Vladimir Putin. A spokesman for the special counsel’s office declined to comment. The Agalarovs were partners in the Trump Organization’s hosting of the 2013 Miss America...