The US service sector expanded at the weakest pace of growth since April, with the S&P Global US Services PMI Business Activity Index slipping to 52.5 in December from 54.1 in November. While a reading above 50 still signals expansion, the latest figure marked the weakest pace of growth since April. Service providers reported that activity continued to increase across much of the sector, but at a slower and less uniform rate than earlier in the year. The easing of growth capped what had otherwise been a sol ...