T ommy Mottola wanted Jeffrey Epstein to pick up his phone.  “I’m calling you, can you take my call,” Mottola texted Epstein.  It was June 2019, and the man now considered one of history’s most notorious sex traffickers needed a referral to a private investigative firm. While Mottola, the well-connected former head of Sony Music, maintains he did not know why Epstein might have needed a P.I., and adamantly denies any knowledge of Epstein’s crimes, he wanted to be helpful. The music executive  —