US manufacturing activity expanded more slowly than expected in July amid wariness over the Brexit vote, Reuters reported today, on the Institute for Supply Management’s factory activity index, which fell to a level of 52.6 in July from 53.2 in June. Readings over 50, generally, indicate expansion. The employment portion of the index fell to a reading of 49.4 in July from 50.4 in June. Expectations were for a reading of 50.3.