shares of walgreens boots and microsoft are trading lower friday afternoon leading the dow jones industrial average slump the dow djia was most recently trading 731 points or 24 lower as shares of walgreens boots wba and microsoft msft are contributing to the indexs intraday decline walgreens bootss shares have fallen 182 or 56 while those of microsoft are off 1321 or 54 combining for a roughly 99point drag on the dow also contributing significantly to the decline are intel intc  apple inc aapl  and salesforce inc crm  a 1 move in any one of the 30 components of the index results in a 659point swing editors note this story was autogenerated by automated insights an automation technology provider using data from dow jones and factset see our market data terms of use