West Virginia engineer proves to be a David to VW's Goliath

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Caterpillar Inc. (NYSE: CAT) Delayed: 800.47 +4.29 (0.54%)
Previous Close $796.18    52 Week High $95.50 
Open $796.22    52 Week Low $56.36 
Day High $804.31    P/E 139.21 
Day Low $791.19    EPS $5.75 
Volume 2,221,323       

Cummins Inc. (NYSE: CMI) Delayed: 523.39 +2.99 (0.57%)
Previous Close $520.40    52 Week High $141.65 
Open $524.21    52 Week Low $79.88 
Day High $525.33    P/E 66.17 
Day Low $518.64    EPS $7.91 
Volume 905,711