Colgate-Palmolive reported worldwide net sales fell 8.5% to $4 billion for the third quarter 2015. Global unit volume grew 1.0%, pricing increased 3.5% and foreign exchange was negative 13.0%. Net income decreased 7% to $653 million.   In North America—20% of company sales—net sales increased 0.5% in third quarter 2015. Unit volume increased 2.5% with 0.5% lower pricing, while foreign exchange was negative 1.5%. Organic sales increased 2.0% during the quarter. Operating profit in North America i...