Colgate-Palmolive said its second quarter sales dipped 0.5% from a year ago. “As we look ahead, uncertainty in global markets and slowing category growth worldwide remain challenging,” admitted Colgate CEO Ian Cook. “Based on current spot rates, we continue to expect a low-single-digit net sales increase for 2017, and given our slower than expected first half, we are now planning for low-single-digit organic sales growth for 2017.” Cook blamed weakness in North America and challenges i...