US retail sales barely rose in August as consumers slowed spending after robust shopping in July. The Commerce Department said sales ticked up just 0.1% last month, the smallest increase in six months. Auto sales fell 0.8% last month, and clothing stores sales plunged 1.7%. Sales at gas stations jumped 1.7%. Excluding gas stations, retail sales slipped 0.1%, the first decline since January. Among retailers still reporting monthly sales, L Brands was up 1.0% and Costco was up 9.2%. See sales reports below.