Fresh volatility on US equity markets, with the benchmark indices staging a late session comeback to settle with modest gains - Dow up +34-points or 0.14%, recovering from an earlier loss of over >500-points. The broader S&P500 +0.18% to settle 1.9% above its intra-day low - its biggest such bounce since 6 February. The NASDAQ +0.74%. Apple Inc gained +0.7% despite some negative headlines, including a Chinese court banning the sale and import of most iPhone models. The ban does not cover the new iPhone XS, iPhone XS Plus or iPhone XR, which were not yeat available when microchip maker Qualcomm Inc (up +2.2%) filed its lawsuit alleging patent violations.