Major US equity indices took a leg lower on Tuesday, weighed by the weaker-than-expected July ISM (Institute for Supply Management) services PMI (Purchasing Managers’ Index) report.This marked a notable shift from Monday’s dynamic, where ‘bad news proved good news’ and lifted equities. However, Tuesday witnessed a reversion to the more traditional ‘bad news is bad news’ paradigm following the underwhelming ISM release. The S&P 500 fell 0.5% (down 30 points to 6,299), the Dow Jones erased 0.1% (l