$$$ Facebook CFO Says Fourth Quarter Will Be ‘More Difficult’ [Bloomberg] $$$ WhatsApp Gets a Warm Welcome Into Facebook [BV/Matt Levine] $$$ Insider-Trading Probe Focuses on Medicare Agency [WSJ] $$$ Short-seller Chanos says China seeing faster capital flight [Reuters] $$$ Cops: Teletubby Broke Into Pal’s House, Stole Food [TSG] $$$ Fireworks Fly As Peter Schiff…