The Dow is improving but still lags the other major indexes, weighed down by industrial heavies...

|By:, SA News Editor

The Dow is improving but still lags the other major indexes, weighed down by industrial heavies Alcoa (AA -1.7%) and Caterpillar (CAT -0.5%) responding to Japan's unexpectedly weak Q2 growth. Filling a void created by a Japanese spending drop won't be easy, but CAT may have a silver lining: the rapidly rising yen, which could make it more competitive with Japanese giant Komatsu.