U.S. stock futures were mixed this morning, with the Dow futures falling around 100 points on Friday.Shares of RH RH fell sharply in pre-market trading after the company posted weaker-than-expected second-quarter results after Thursday's closing bell.RH reported quarterly earnings of $2.93 per share, which fell short of the analyst estimate of$3.20. Quarterly revenue came in at $899.15 million, which missed the Street estimate of$904.64 million.RH shares dipped 11.5% to $201.98 in the pre-market trading s ...