Mona Mahajan, Edward Jones Senior Investment Strategist, says investors are bracing for a big Fed move. Robert Blackwill, CFR Senior Fellow, says Russia is unlikely to use a nuclear device, but it is no longer impossible. Mark McCormick, TD Securities Global Head of FX Strategy, thinks the U.S. dollar can still strengthen from here. Amesh Adalja, Johns Hopkins Center for Health Security Senior Scholar, says it may take a while for the medical community to gain back the trust of the American public. David Rubenstein, Carlyle Group Co-Founder & Co-Chairman, discusses his interview with Apollo Global Management CEO Marc Rowan.