Dragged down by negative returns for shares of Caterpillar and Verizon Communications Inc., the Dow Jones Industrial Average is falling Wednesday afternoon. Shares of Caterpillar CAT, -3.39% and Verizon Communications Inc. VZ, -2.73% have contributed to the blue-chip gauge’s intraday decline, as the Dow DJIA, -1.70% was most recently trading 59 points (0.2%) lower. Caterpillar’s shares have fallen $3.17, or 1.8%, while those of Verizon Communications Inc. are down $0.69, or 1.7%, combining for a roughly 25-point drag on the Dow. American Express AXP, -3.11%, Walt Disney DIS, -2.86%, and JPMorgan Chase JPM, -2.88% are also contributing significantly to the decline. A $1 move in any of the Dow’s 30 components equates to a 6.59-point swing.