The Dow Jones Industrial Average is down Monday morning with shares of Boeing and Apple Inc. delivering the stiffest headwinds for the price-weighted average. The Dow was most recently trading 182 points (0.6%) lower, as shares of Boeing and Apple Inc. are contributing to the blue-chip gauge’s intraday decline. Boeing’s shares have dropped $6.30, or 3.0%, while those of Apple Inc. are down $2.81, or 2.1%, combining for an approximately 60-point drag on the Dow. Salesforce.com Inc. American Express and Chevron are also contributing significantly to the decline. A $1 move in any of the index’s 30 components results in a 6.58-point swing.