The Dow Jones Industrial Average is declining Friday morning with shares of Apple Inc. and Boeing seeing the biggest drops for the blue-chip average. The Dow DJIA, -0.35% was most recently trading 220 points (0.8%) lower, as shares of Apple Inc. AAPL, -2.93% and Boeing BA, -0.99% have contributed to the index’s intraday decline. Apple Inc.’s shares are down $2.64 (2.3%) while those of Boeing are down $3.48, or 2.1%, combining for a roughly 40-point drag on the Dow. Also contributing significantly to the decline are American Express AXP, +0.35%, Microsoft MSFT, -2.58%, and Chevron CVX, +0.92%. A $1 move in any one of the 30 components of the Dow results in a 6.58-point swing.