24/7 Wall St. Closing Bell — September 25, 2012: Markets Slide on Macro Worries (CAT, PAYX, P, WAG, GE, ADP, PSDV, RHT, FDS, NEOG, CCL, MTN, JBL, SNX, PPHM, SPLS, BIOF, GOOG)
The three major U.S. stock indexes opened higher this morning but were unable to hold gains into the afternoon. In Europe this morning, a Spanish bond auction widened the spread between German…