Dow's 184-point drop led by losses for Salesforce, IBM shares

Shares of Salesforce and IBM are trading lower Thursday afternoon, dragging the Dow Jones Industrial Average into negative territory. Shares of Salesforce and IBM have contributed to the blue-chip gauge’s intraday decline, as the Dow was most recently trading 184 points lower (-0.4%). Salesforce’s shares are off $16.46, or 8.7%, while thos…